rhsa-2020_0445
Vulnerability from csaf_redhat
Published
2020-02-06 08:34
Modified
2024-11-05 21:47
Summary
Red Hat Security Advisory: Red Hat Single Sign-On 7.3.6 security update
Notes
Topic
A security update is now available for Red Hat Single Sign-On 7.3 from the Customer Portal.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
Red Hat Single Sign-On 7.3 is a standalone server, based on the Keycloak project, that provides authentication and standards-based single sign-on capabilities for web and mobile applications.
This release of Red Hat Single Sign-On 7.3.6 serves as a replacement for Red Hat Single Sign-On 7.3.5, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References.
Security Fix(es):
* jackson-databind: enabling default typing leads to code execution (CVE-2019-17531)
* netty: HTTP request smuggling by mishandled whitespace before the colon in HTTP headers (CVE-2019-16869)
* jackson-databind: Serialization gadgets in classes of the p6spy package (CVE-2019-16943)
* jackson-databind: Serialization gadgets in classes of the commons-dbcp package (CVE-2019-16942)
* jackson-databind: Serialization gadgets in classes of the xalan package (CVE-2019-14893)
* jackson-databind: Serialization gadgets in classes of the commons-configuration package (CVE-2019-14892)
* jackson-databind: Serialization gadgets in classes of the ehcache package (CVE-2019-17267)
* jackson-databind: polymorphic typing issue related to com.zaxxer.hikari.HikariConfig (CVE-2019-14540)
* jackson-databind: polymorphic typing issue related to com.zaxxer.hikari.HikariDataSource (CVE-2019-16335)
* hibernate-validator: safeHTML validator allows XSS (CVE-2019-10219)
* xstream: remote code execution due to insecure XML deserialization regression (CVE-2019-10173)
For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
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"name": "Improper Control of Generation of Code (\u0027Code Injection\u0027)"
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"release_date": "2018-10-23T00:00:00+00:00",
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"date": "2020-02-06T08:34:54+00:00",
"details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
"product_ids": [
"Red Hat Single Sign-On 7.3"
],
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"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 7.3,
"baseSeverity": "HIGH",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
"version": "3.0"
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"products": [
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"threats": [
{
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"details": "Important"
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"title": "xstream: remote code execution due to insecure XML deserialization (regression of CVE-2013-7285)"
},
{
"acknowledgments": [
{
"names": [
"Dominik Mizyn"
],
"organization": "Samsung R\u0026D Institute Poland"
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"cve": "CVE-2019-10219",
"cwe": {
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"name": "Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)"
},
"discovery_date": "2019-05-23T00:00:00+00:00",
"ids": [
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"text": "1738673"
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"notes": [
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"text": "A vulnerability was found in Hibernate-Validator. The SafeHtml validator annotation fails to properly sanitize payloads consisting of potentially malicious code in HTML comments and instructions. This vulnerability can result in an XSS attack.",
"title": "Vulnerability description"
},
{
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"text": "hibernate-validator: safeHTML validator allows XSS",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "Red Hat OpenStack Platform\u0027s OpenDaylight will not be updated for this flaw because it is being deprecated and is only receiving security fixes for Important and Critical flaws.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
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"product_ids": [
"Red Hat Single Sign-On 7.3"
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"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N",
"version": "3.0"
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"products": [
"Red Hat Single Sign-On 7.3"
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"threats": [
{
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"details": "Moderate"
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"title": "hibernate-validator: safeHTML validator allows XSS"
},
{
"cve": "CVE-2019-14540",
"cwe": {
"id": "CWE-200",
"name": "Exposure of Sensitive Information to an Unauthorized Actor"
},
"discovery_date": "2019-09-16T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "1755849"
}
],
"notes": [
{
"category": "description",
"text": "A Polymorphic Typing issue was discovered in FasterXML jackson-databind before 2.9.10. It is related to com.zaxxer.hikari.HikariConfig.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "jackson-databind: Serialization gadgets in com.zaxxer.hikari.HikariConfig",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "Red Hat OpenStack Platform ships OpenDaylight, which contains the vulnerable jackson-databind. However, OpenDaylight does not expose jackson-databind in a way that would make it vulnerable, lowering the impact of the vulnerability for OpenDaylight. As such, Red Hat will not be providing a fix for OpenDaylight at this time.\n\nSatellite 6 does not enable polymorphic unmarshmalling, which is a required configuration for the vulnerability to be used. We may update the jackson-databind dependency in a future release.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
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"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1755849"
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}
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"release_date": "2019-09-15T00:00:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2020-02-06T08:34:54+00:00",
"details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
"product_ids": [
"Red Hat Single Sign-On 7.3"
],
"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2020:0445"
},
{
"category": "workaround",
"details": "This vulnerability relies on com.zaxxer.hikari.HikariConfig being present in the application\u0027s ClassPath. Hikari is not packaged as an RPM for Red Hat Enterprise Linux or Red Hat Software Collections. Applications using jackson-databind that do not also use com.zaxxer.hikari are not impacted by this vulnerability.\n\nA mitigation to this class of problem in jackson-databind is to not trigger polymorphic desrialization globally by using: objectMapper.enableDefaultTyping() and rather use @JsonTypeInfo on the class property to explicitly define the type information. For more information on this issue please refer to https://www.github.com/mbechler/marshalsec/blob/master/marshalsec.pdf?raw=true",
"product_ids": [
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{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"version": "3.0"
},
"products": [
"Red Hat Single Sign-On 7.3"
]
}
],
"threats": [
{
"category": "impact",
"details": "Moderate"
}
],
"title": "jackson-databind: Serialization gadgets in com.zaxxer.hikari.HikariConfig"
},
{
"acknowledgments": [
{
"names": [
"Henning Baldersheim",
"H\u00e5vard Pettersen"
],
"organization": "Verizon Media"
}
],
"cve": "CVE-2019-14888",
"cwe": {
"id": "CWE-400",
"name": "Uncontrolled Resource Consumption"
},
"discovery_date": "2019-10-25T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "1772464"
}
],
"notes": [
{
"category": "description",
"text": "A vulnerability was found in the Undertow HTTP server listening on HTTPS. An attacker can target the HTTPS port to carry out a Denial Of Service (DOS) to make the service unavailable on SSL.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "undertow: possible Denial Of Service (DOS) in Undertow HTTP server listening on HTTPS",
"title": "Vulnerability summary"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
"fixed": [
"Red Hat Single Sign-On 7.3"
]
},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2019-14888"
},
{
"category": "external",
"summary": "RHBZ#1772464",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1772464"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2019-14888",
"url": "https://www.cve.org/CVERecord?id=CVE-2019-14888"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2019-14888",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2019-14888"
}
],
"release_date": "2020-01-20T12:00:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2020-02-06T08:34:54+00:00",
"details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
"product_ids": [
"Red Hat Single Sign-On 7.3"
],
"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2020:0445"
},
{
"category": "workaround",
"details": "Enable HTTP2 (enable-http2=\"true\") in the undertow\u0027s HTTPS settings.",
"product_ids": [
"Red Hat Single Sign-On 7.3"
]
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.0"
},
"products": [
"Red Hat Single Sign-On 7.3"
]
}
],
"threats": [
{
"category": "impact",
"details": "Important"
}
],
"title": "undertow: possible Denial Of Service (DOS) in Undertow HTTP server listening on HTTPS"
},
{
"cve": "CVE-2019-14892",
"cwe": {
"id": "CWE-200",
"name": "Exposure of Sensitive Information to an Unauthorized Actor"
},
"discovery_date": "2019-09-30T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "1758171"
}
],
"notes": [
{
"category": "description",
"text": "A flaw was discovered in jackson-databind in versions before 2.9.10, 2.8.11.5 and 2.6.7.3, where it would permit polymorphic deserialization of a malicious object using commons-configuration 1 and 2 JNDI classes. An attacker could use this flaw to execute arbitrary code.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "jackson-databind: Serialization gadgets in classes of the commons-configuration package",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "Satellite 6 does not enable polymorphic unmarshmalling, which is a required configuration for the vulnerability to be used. We may update the jackson-databind dependency in a future release.\n\nRed Hat OpenStack Platform ships OpenDaylight, which contains the vulnerable jackson-databind. However, OpenDaylight does not expose jackson-databind in a way that would make it vulnerable, lowering the impact of the vulnerability for OpenDaylight. As such, Red Hat will not be providing a fix for OpenDaylight at this time.\n\nWhile OpenShift Container Platform\u0027s elasticsearch plugins do ship the vulnerable component, it doesn\u0027t do any of the unsafe things described in https://access.redhat.com/solutions/3279231. We may update the jackson-databind dependency in a future release.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
"fixed": [
"Red Hat Single Sign-On 7.3"
]
},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2019-14892"
},
{
"category": "external",
"summary": "RHBZ#1758171",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1758171"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2019-14892",
"url": "https://www.cve.org/CVERecord?id=CVE-2019-14892"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2019-14892",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2019-14892"
}
],
"release_date": "2019-09-19T00:00:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2020-02-06T08:34:54+00:00",
"details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
"product_ids": [
"Red Hat Single Sign-On 7.3"
],
"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2020:0445"
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"version": "3.0"
},
"products": [
"Red Hat Single Sign-On 7.3"
]
}
],
"threats": [
{
"category": "impact",
"details": "Moderate"
}
],
"title": "jackson-databind: Serialization gadgets in classes of the commons-configuration package"
},
{
"cve": "CVE-2019-14893",
"cwe": {
"id": "CWE-200",
"name": "Exposure of Sensitive Information to an Unauthorized Actor"
},
"discovery_date": "2019-09-30T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "1758182"
}
],
"notes": [
{
"category": "description",
"text": "A flaw was discovered in FasterXML jackson-databind in all versions before 2.9.10 and 2.10.0, where it would permit polymorphic deserialization of malicious objects using the xalan JNDI gadget when used in conjunction with polymorphic type handling methods such as `enableDefaultTyping()` or when @JsonTypeInfo is using `Id.CLASS` or `Id.MINIMAL_CLASS` or in any other way which ObjectMapper.readValue might instantiate objects from unsafe sources. An attacker could use this flaw to execute arbitrary code.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "jackson-databind: Serialization gadgets in classes of the xalan package",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "Satellite 6 does not enable polymorphic unmarshmalling, which is a required configuration for the vulnerability to be used. We may update the jackson-databind dependency in a future release.\n\nRed Hat OpenStack Platform ships OpenDaylight, which contains the vulnerable jackson-databind. However, OpenDaylight does not expose jackson-databind in a way that would make it vulnerable, lowering the impact of the vulnerability for OpenDaylight. As such, Red Hat will not be providing a fix for OpenDaylight at this time.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
"fixed": [
"Red Hat Single Sign-On 7.3"
]
},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2019-14893"
},
{
"category": "external",
"summary": "RHBZ#1758182",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1758182"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2019-14893",
"url": "https://www.cve.org/CVERecord?id=CVE-2019-14893"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2019-14893",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2019-14893"
}
],
"release_date": "2019-09-20T00:00:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2020-02-06T08:34:54+00:00",
"details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
"product_ids": [
"Red Hat Single Sign-On 7.3"
],
"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2020:0445"
},
{
"category": "workaround",
"details": "The following conditions are needed for an exploit, we recommend avoiding all if possible\n* Deserialization from sources you do not control\n* `enableDefaultTyping()`\n* `@JsonTypeInfo using `id.CLASS` or `id.MINIMAL_CLASS`",
"product_ids": [
"Red Hat Single Sign-On 7.3"
]
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"version": "3.0"
},
"products": [
"Red Hat Single Sign-On 7.3"
]
}
],
"threats": [
{
"category": "impact",
"details": "Moderate"
}
],
"title": "jackson-databind: Serialization gadgets in classes of the xalan package"
},
{
"cve": "CVE-2019-16335",
"cwe": {
"id": "CWE-200",
"name": "Exposure of Sensitive Information to an Unauthorized Actor"
},
"discovery_date": "2019-09-16T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "1755831"
}
],
"notes": [
{
"category": "description",
"text": "A Polymorphic Typing issue was discovered in FasterXML jackson-databind before 2.9.10. It is related to com.zaxxer.hikari.HikariDataSource. This is a different vulnerability than CVE-2019-14540.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "jackson-databind: Serialization gadgets in com.zaxxer.hikari.HikariDataSource",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "Red Hat OpenStack Platform ships OpenDaylight, which contains the vulnerable jackson-databind. However, OpenDaylight does not expose jackson-databind in a way that would make it vulnerable, lowering the impact of the vulnerability for OpenDaylight. As such, Red Hat will not be providing a fix for OpenDaylight at this time.\n\nSatellite 6 does not enable polymorphic unmarshmalling, which is a required configuration for the vulnerability to be used. We may update the jackson-databind dependency in a future release.\n\nWhile OpenShift Container Platform\u0027s elasticsearch plugins do ship the vulnerable component, it doesn\u0027t do any of the unsafe things described in https://access.redhat.com/solutions/3279231. We may update the jackson-databind dependency in a future release.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
"fixed": [
"Red Hat Single Sign-On 7.3"
]
},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2019-16335"
},
{
"category": "external",
"summary": "RHBZ#1755831",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1755831"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2019-16335",
"url": "https://www.cve.org/CVERecord?id=CVE-2019-16335"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2019-16335",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2019-16335"
}
],
"release_date": "2019-09-15T00:00:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2020-02-06T08:34:54+00:00",
"details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
"product_ids": [
"Red Hat Single Sign-On 7.3"
],
"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2020:0445"
},
{
"category": "workaround",
"details": "This vulnerability relies on com.zaxxer.hikari.HikariDataSource being present in the application\u0027s ClassPath. Hikari is not packaged as an RPM for Red Hat Enterprise Linux or Red Hat Software Collections. Applications using jackson-databind that do not also use com.zaxxer.hikari are not impacted by this vulnerability.\n\nA mitigation to this class of problem in jackson-databind is to not trigger polymorphic desrialization globally by using: objectMapper.enableDefaultTyping() and rather use @JsonTypeInfo on the class property to explicitly define the type information. For more information on this issue please refer to https://www.github.com/mbechler/marshalsec/blob/master/marshalsec.pdf?raw=true",
"product_ids": [
"Red Hat Single Sign-On 7.3"
]
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"version": "3.0"
},
"products": [
"Red Hat Single Sign-On 7.3"
]
}
],
"threats": [
{
"category": "impact",
"details": "Moderate"
}
],
"title": "jackson-databind: Serialization gadgets in com.zaxxer.hikari.HikariDataSource"
},
{
"cve": "CVE-2019-16869",
"cwe": {
"id": "CWE-444",
"name": "Inconsistent Interpretation of HTTP Requests (\u0027HTTP Request/Response Smuggling\u0027)"
},
"discovery_date": "2019-09-26T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "1758619"
}
],
"notes": [
{
"category": "description",
"text": "A flaw was found in Netty, where whitespace before the colon in HTTP headers is mishandled. This flaw allows an attacker to cause HTTP request smuggling.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "netty: HTTP request smuggling by mishandled whitespace before the colon in HTTP headers",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "OpenShift Container Platform ships a vulnerable netty library as part of the logging-elasticsearch5 container. ElasticSearch\u0027s security team has stated that this vulnerability does not poses a substantial practical threat to ElasticSearch 6 [1]. We agree that this issue would be difficult to exploit these vulnerabilities on OpenShift Container Platform, so we\u0027re reducing the impact of this issue to moderate and may fix it in the future release.\n\nRed Hat Satellite ships vulnerable netty version embedded in Candlepin, however, is not directly vulnerable since HTTP requests are handled by Tomcat and not netty.\n\n[1] https://github.com/elastic/elasticsearch/issues/49396",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
"fixed": [
"Red Hat Single Sign-On 7.3"
]
},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2019-16869"
},
{
"category": "external",
"summary": "RHBZ#1758619",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1758619"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2019-16869",
"url": "https://www.cve.org/CVERecord?id=CVE-2019-16869"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2019-16869",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2019-16869"
}
],
"release_date": "2019-09-26T00:00:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2020-02-06T08:34:54+00:00",
"details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
"product_ids": [
"Red Hat Single Sign-On 7.3"
],
"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2020:0445"
},
{
"category": "workaround",
"details": "* Use HTTP/2 instead (clear boundaries between requests)\n* Disable reuse of backend connections eg. ```http-reuse never``` in HAProxy or whatever equivalent LB settings",
"product_ids": [
"Red Hat Single Sign-On 7.3"
]
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
"version": "3.0"
},
"products": [
"Red Hat Single Sign-On 7.3"
]
}
],
"threats": [
{
"category": "impact",
"details": "Important"
}
],
"title": "netty: HTTP request smuggling by mishandled whitespace before the colon in HTTP headers"
},
{
"cve": "CVE-2019-16942",
"cwe": {
"id": "CWE-200",
"name": "Exposure of Sensitive Information to an Unauthorized Actor"
},
"discovery_date": "2019-09-30T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "1758187"
}
],
"notes": [
{
"category": "description",
"text": "A Polymorphic Typing issue was discovered in FasterXML jackson-databind 2.0.0 through 2.9.10. When Default Typing is enabled (either globally or for a specific property) for an externally exposed JSON endpoint and the service has the commons-dbcp (1.4) jar in the classpath, and an attacker can find an RMI service endpoint to access, it is possible to make the service execute a malicious payload. This issue exists because of org.apache.commons.dbcp.datasources.SharedPoolDataSource and org.apache.commons.dbcp.datasources.PerUserPoolDataSource mishandling.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "jackson-databind: Serialization gadgets in org.apache.commons.dbcp.datasources.*",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "Satellite 6 does not enable polymorphic unmarshmalling, which is a required configuration for the vulnerability to be used. We may update the jackson-databind dependency in a future release.\n\nRed Hat OpenStack Platform ships OpenDaylight, which contains the vulnerable jackson-databind. However, OpenDaylight does not expose jackson-databind in a way that would make it vulnerable, lowering the impact of the vulnerability for OpenDaylight. As such, Red Hat will not be providing a fix for OpenDaylight at this time.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
"fixed": [
"Red Hat Single Sign-On 7.3"
]
},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2019-16942"
},
{
"category": "external",
"summary": "RHBZ#1758187",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1758187"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2019-16942",
"url": "https://www.cve.org/CVERecord?id=CVE-2019-16942"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2019-16942",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2019-16942"
}
],
"release_date": "2019-09-27T00:00:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2020-02-06T08:34:54+00:00",
"details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
"product_ids": [
"Red Hat Single Sign-On 7.3"
],
"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2020:0445"
},
{
"category": "workaround",
"details": "The following conditions are needed for an exploit, we recommend avoiding all if possible\n* Deserialization from sources you do not control\n* `enableDefaultTyping()`\n* `@JsonTypeInfo using `id.CLASS` or `id.MINIMAL_CLASS`",
"product_ids": [
"Red Hat Single Sign-On 7.3"
]
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"version": "3.0"
},
"products": [
"Red Hat Single Sign-On 7.3"
]
}
],
"threats": [
{
"category": "impact",
"details": "Moderate"
}
],
"title": "jackson-databind: Serialization gadgets in org.apache.commons.dbcp.datasources.*"
},
{
"cve": "CVE-2019-16943",
"cwe": {
"id": "CWE-200",
"name": "Exposure of Sensitive Information to an Unauthorized Actor"
},
"discovery_date": "2019-09-30T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "1758191"
}
],
"notes": [
{
"category": "description",
"text": "A Polymorphic Typing issue was discovered in FasterXML jackson-databind 2.0.0 through 2.9.10. When Default Typing is enabled (either globally or for a specific property) for an externally exposed JSON endpoint and the service has the p6spy (3.8.6) jar in the classpath, and an attacker can find an RMI service endpoint to access, it is possible to make the service execute a malicious payload. This issue exists because of com.p6spy.engine.spy.P6DataSource mishandling.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "jackson-databind: Serialization gadgets in com.p6spy.engine.spy.P6DataSource",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "Satellite 6 does not enable polymorphic unmarshmalling, which is a required configuration for the vulnerability to be used. We may update the jackson-databind dependency in a future release.\n\nRed Hat OpenStack Platform ships OpenDaylight, which contains the vulnerable jackson-databind. However, OpenDaylight does not expose jackson-databind in a way that would make it vulnerable, lowering the impact of the vulnerability for OpenDaylight. As such, Red Hat will not be providing a fix for OpenDaylight at this time.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
"fixed": [
"Red Hat Single Sign-On 7.3"
]
},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2019-16943"
},
{
"category": "external",
"summary": "RHBZ#1758191",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1758191"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2019-16943",
"url": "https://www.cve.org/CVERecord?id=CVE-2019-16943"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2019-16943",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2019-16943"
}
],
"release_date": "2019-09-27T00:00:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2020-02-06T08:34:54+00:00",
"details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
"product_ids": [
"Red Hat Single Sign-On 7.3"
],
"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2020:0445"
},
{
"category": "workaround",
"details": "The following conditions are needed for an exploit, we recommend avoiding all if possible\n* Deserialization from sources you do not control\n* `enableDefaultTyping()`\n* `@JsonTypeInfo using `id.CLASS` or `id.MINIMAL_CLASS`",
"product_ids": [
"Red Hat Single Sign-On 7.3"
]
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"version": "3.0"
},
"products": [
"Red Hat Single Sign-On 7.3"
]
}
],
"threats": [
{
"category": "impact",
"details": "Moderate"
}
],
"title": "jackson-databind: Serialization gadgets in com.p6spy.engine.spy.P6DataSource"
},
{
"cve": "CVE-2019-17267",
"cwe": {
"id": "CWE-200",
"name": "Exposure of Sensitive Information to an Unauthorized Actor"
},
"discovery_date": "2019-09-30T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "1758167"
}
],
"notes": [
{
"category": "description",
"text": "A Polymorphic Typing issue was discovered in FasterXML jackson-databind before 2.9.10. It is related to net.sf.ehcache.hibernate.EhcacheJtaTransactionManagerLookup.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "jackson-databind: Serialization gadgets in classes of the ehcache package",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "Red Hat OpenStack Platform ships OpenDaylight, which contains the vulnerable jackson-databind. However, OpenDaylight does not expose jackson-databind in a way that would make it vulnerable, lowering the impact of the vulnerability for OpenDaylight. As such, Red Hat will not be providing a fix for OpenDaylight at this time.\n\nRed Hat OpenShift Container Platform does ship the vulnerable component, but does not enable the unsafe conditions needed to exploit, lowering their vulnerability impact.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
"fixed": [
"Red Hat Single Sign-On 7.3"
]
},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2019-17267"
},
{
"category": "external",
"summary": "RHBZ#1758167",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1758167"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2019-17267",
"url": "https://www.cve.org/CVERecord?id=CVE-2019-17267"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2019-17267",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2019-17267"
}
],
"release_date": "2019-09-17T00:00:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2020-02-06T08:34:54+00:00",
"details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
"product_ids": [
"Red Hat Single Sign-On 7.3"
],
"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2020:0445"
},
{
"category": "workaround",
"details": "The following conditions are needed for an exploit, we recommend avoiding all if possible\n* Deserialization from sources you do not control\n* `enableDefaultTyping()`\n* `@JsonTypeInfo using `id.CLASS` or `id.MINIMAL_CLASS`",
"product_ids": [
"Red Hat Single Sign-On 7.3"
]
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"version": "3.0"
},
"products": [
"Red Hat Single Sign-On 7.3"
]
}
],
"threats": [
{
"category": "impact",
"details": "Moderate"
}
],
"title": "jackson-databind: Serialization gadgets in classes of the ehcache package"
},
{
"cve": "CVE-2019-17531",
"cwe": {
"id": "CWE-20",
"name": "Improper Input Validation"
},
"discovery_date": "2019-11-21T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "1775293"
}
],
"notes": [
{
"category": "description",
"text": "A Polymorphic Typing issue was discovered in FasterXML jackson-databind 2.0.0 through 2.9.10. When Default Typing is enabled (either globally or for a specific property) for an externally exposed JSON endpoint and the service has the apache-log4j-extra (version 1.2.x) jar in the classpath, and an attacker can provide a JNDI service to access, it is possible to make the service execute a malicious payload.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "jackson-databind: Serialization gadgets in org.apache.log4j.receivers.db.*",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "Satellite 6 does not enable polymorphic unmarshmalling, which is a required configuration for the vulnerability to be used. We may update the jackson-databind dependency in a future release.\n\nRed Hat OpenShift Container Platform does ship the vulnerable component, but does not enable the unsafe conditions needed to exploit, lowering their vulnerability impact.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
"fixed": [
"Red Hat Single Sign-On 7.3"
]
},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2019-17531"
},
{
"category": "external",
"summary": "RHBZ#1775293",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1775293"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2019-17531",
"url": "https://www.cve.org/CVERecord?id=CVE-2019-17531"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2019-17531",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2019-17531"
}
],
"release_date": "2019-10-12T00:00:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2020-02-06T08:34:54+00:00",
"details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
"product_ids": [
"Red Hat Single Sign-On 7.3"
],
"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2020:0445"
},
{
"category": "workaround",
"details": "The following conditions are needed for an exploit, we recommend avoiding all if possible\n* Deserialization from sources you do not control\n* `enableDefaultTyping()`\n* `@JsonTypeInfo using `id.CLASS` or `id.MINIMAL_CLASS`",
"product_ids": [
"Red Hat Single Sign-On 7.3"
]
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.1,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.0"
},
"products": [
"Red Hat Single Sign-On 7.3"
]
}
],
"threats": [
{
"category": "impact",
"details": "Moderate"
}
],
"title": "jackson-databind: Serialization gadgets in org.apache.log4j.receivers.db.*"
},
{
"acknowledgments": [
{
"names": [
"Cure53 Berlin"
]
}
],
"cve": "CVE-2020-1697",
"cwe": {
"id": "CWE-79",
"name": "Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)"
},
"discovery_date": "2020-01-16T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "1791538"
}
],
"notes": [
{
"category": "description",
"text": "A flaw was found during the assessment of the Admin Console application for Keycloak, where it was found that Application Links to external applications are not validated properly. An attacker could use this flaw to cause Stored XSS attacks.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "keycloak: stored XSS in client settings via application links",
"title": "Vulnerability summary"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
"fixed": [
"Red Hat Single Sign-On 7.3"
]
},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2020-1697"
},
{
"category": "external",
"summary": "RHBZ#1791538",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1791538"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2020-1697",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-1697"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2020-1697",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2020-1697"
}
],
"release_date": "2020-02-05T00:00:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2020-02-06T08:34:54+00:00",
"details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
"product_ids": [
"Red Hat Single Sign-On 7.3"
],
"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2020:0445"
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.1,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
"version": "3.1"
},
"products": [
"Red Hat Single Sign-On 7.3"
]
}
],
"threats": [
{
"category": "impact",
"details": "Moderate"
}
],
"title": "keycloak: stored XSS in client settings via application links"
}
]
}
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- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.