rhsa-2021_0327
Vulnerability from csaf_redhat
Published
2021-02-01 18:56
Modified
2024-11-22 23:42
Summary
Red Hat Security Advisory: Red Hat Single Sign-On 7.4.5 security update
Notes
Topic
A security update is now available for Red Hat Single Sign-On 7.4 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 7.4 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 7.4.5 serves as a replacement for Red Hat Single Sign-On 7.4.4, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References.
Security Fix(es):
* undertow: special character in query results in server errors (CVE-2020-27782)
* keycloak: Default Client configuration is vulnerable to SSRF using "request_uri" parameter (CVE-2020-10770)
* apache-httpclient: incorrect handling of malformed authority component in request URIs (CVE-2020-13956)
* wildfly: resource adapter logs plaintext JMS password at warning level on connection error (CVE-2020-25640)
* wildfly-core: memory leak in WildFly host-controller in domain mode while not able to reconnect to domain-controller (CVE-2020-25689)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, 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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"title": "Vulnerability description"
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"text": "Apache HttpClient versions prior to version 4.5.13 and 5.0.3 can misinterpret malformed authority component in request URIs passed to the library as java.net.URI object and pick the wrong target host for request execution.",
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"text": "A flaw was found in the RESTEasy client in all versions of RESTEasy up to 4.5.6.Final. This flaw allows client users to obtain the server\u0027s potentially sensitive information when the server receives the WebApplicationException from the RESTEasy client call. The highest threat from this vulnerability is to confidentiality.",
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{
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"text": "1881637"
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"text": "A flaw was found in wildfly. JMS passwords are logged by the resource adaptor in plain text at the warning level when a connection error occurs allowing any user that has access to the log to gain access to this sensitive information. The highest threat from this vulnerability is to data confidentiality.",
"title": "Vulnerability description"
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"summary": "https://github.com/amqphub/amqp-10-resource-adapter/issues/13",
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"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
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"title": "wildfly: resource adapter logs plaintext JMS password at warning level on connection error"
},
{
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"cwe": {
"id": "CWE-401",
"name": "Missing Release of Memory after Effective Lifetime"
},
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{
"category": "description",
"text": "A memory leak flaw was found in WildFly in all versions up to 21.0.0.Final, where the host-controller tries to reconnect in a loop, generating new connections that are not properly closed while unable to connect to the domain controller. This flaw allows an attacker to cause an Out of memory (OOM) issue, leading to a denial of service. The highest threat from this vulnerability is to system availability.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "wildfly-core: memory leak in WildFly host-controller in domain mode while not able to reconnect to domain-controller",
"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"
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"category": "vendor_fix",
"date": "2021-02-01T18:56:14+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 7.4.5"
],
"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2021:0327"
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"products": [
"Red Hat Single Sign-On 7.4.5"
]
}
],
"threats": [
{
"category": "impact",
"details": "Moderate"
}
],
"title": "wildfly-core: memory leak in WildFly host-controller in domain mode while not able to reconnect to domain-controller"
},
{
"cve": "CVE-2020-27782",
"cwe": {
"id": "CWE-400",
"name": "Uncontrolled Resource Consumption"
},
"discovery_date": "2020-11-24T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "1901304"
}
],
"notes": [
{
"category": "description",
"text": "A flaw was found in the Undertow AJP connector. Malicious requests and abrupt connection closes could be triggered by an attacker using query strings with non-RFC compliant characters resulting in a denial of service. The highest threat from this vulnerability is to system availability.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "undertow: special character in query results in server errors",
"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 7.4.5"
]
},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2020-27782"
},
{
"category": "external",
"summary": "RHBZ#1901304",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1901304"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2020-27782",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-27782"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2020-27782",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2020-27782"
}
],
"release_date": "2021-01-25T00:00:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2021-02-01T18:56:14+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 7.4.5"
],
"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2021:0327"
},
{
"category": "workaround",
"details": "The issue can be mitigated by using HTTP/1.1 instead of AJP to proxy to the back-end.",
"product_ids": [
"Red Hat Single Sign-On 7.4.5"
]
}
],
"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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"products": [
"Red Hat Single Sign-On 7.4.5"
]
}
],
"threats": [
{
"category": "impact",
"details": "Important"
}
],
"title": "undertow: special character in query results in server errors"
},
{
"cve": "CVE-2020-27822",
"cwe": {
"id": "CWE-401",
"name": "Missing Release of Memory after Effective Lifetime"
},
"discovery_date": "2020-12-03T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "1904060"
}
],
"notes": [
{
"category": "description",
"text": "A flaw was found in Wildfly. When an application uses the OpenTracing API\u0027s java-interceptors, there is a possibility of a memory leak. This flaw allows an attacker to impact the availability of the server. The highest threat from this vulnerability is to system availability.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "wildfly: Potential Memory leak in Wildfly when using OpenTracing",
"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 7.4.5"
]
},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2020-27822"
},
{
"category": "external",
"summary": "RHBZ#1904060",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1904060"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2020-27822",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-27822"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2020-27822",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2020-27822"
},
{
"category": "external",
"summary": "https://issues.redhat.com/browse/WFLY-14094",
"url": "https://issues.redhat.com/browse/WFLY-14094"
}
],
"release_date": "2020-12-04T00:00:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2021-02-01T18:56:14+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 7.4.5"
],
"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2021:0327"
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 5.9,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"products": [
"Red Hat Single Sign-On 7.4.5"
]
}
],
"threats": [
{
"category": "impact",
"details": "Moderate"
}
],
"title": "wildfly: Potential Memory leak in Wildfly when using OpenTracing"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- 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.