rhsa-2021_0384
Vulnerability from csaf_redhat
Published
2021-02-02 14:23
Modified
2024-09-16 05:15
Summary
Red Hat Security Advisory: Red Hat JBoss Fuse/A-MQ 6.3 R18 security and bug fix update
Notes
Topic
An update is now available for Red Hat JBoss Fuse 6.3 and Red Hat JBoss A-MQ 6.3.
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 Fuse provides a small-footprint, flexible, open source enterprise service bus and integration platform. Red Hat A-MQ is a standards compliant messaging system that is tailored for use in mission critical applications.
This patch is an update to Red Hat Fuse 6.3 and Red Hat A-MQ 6.3. It includes bug fixes, which are documented in the patch notes accompanying the package on the download page. See the download link given in the references section below.
Security fix(es):
* shiro-core: shiro: specially crafted HTTP request may cause an authentication bypass [amq-6.3.0] (CVE-2020-13933)
* xstream: remote code execution due to insecure XML deserialization when relying on blocklists [amq-6.3.0] (CVE-2020-26217)
* xstream: remote code execution due to insecure XML deserialization when relying on blocklists [fuse-6.3.0] (CVE-2020-26217)
* broker: activemq: LDAP authentication bypass with anonymous bind [amq-6.3.0] (CVE-2021-26117)
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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"text": "An update is now available for Red Hat JBoss Fuse 6.3 and Red Hat JBoss A-MQ 6.3.\n\nRed 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.",
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"text": "Red Hat Fuse provides a small-footprint, flexible, open source enterprise service bus and integration platform. Red Hat A-MQ is a standards compliant messaging system that is tailored for use in mission critical applications.\n\nThis patch is an update to Red Hat Fuse 6.3 and Red Hat A-MQ 6.3. It includes bug fixes, which are documented in the patch notes accompanying the package on the download page. See the download link given in the references section below.\n\nSecurity fix(es):\n\n* shiro-core: shiro: specially crafted HTTP request may cause an authentication bypass [amq-6.3.0] (CVE-2020-13933)\n\n* xstream: remote code execution due to insecure XML deserialization when relying on blocklists [amq-6.3.0] (CVE-2020-26217)\n\n* xstream: remote code execution due to insecure XML deserialization when relying on blocklists [fuse-6.3.0] (CVE-2020-26217)\n\n* broker: activemq: LDAP authentication bypass with anonymous bind [amq-6.3.0] (CVE-2021-26117)\n\nFor 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.",
"title": "Details"
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"title": "Red Hat Security Advisory: Red Hat JBoss Fuse/A-MQ 6.3 R18 security and bug fix update",
"tracking": {
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"name": "Improper Authentication"
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"text": "A flaw was found in Apache Shiro in versions prior to 1.6.0. A specially crafted HTTP request may cause an authentication bypass. The highest threat from this vulnerability is to data confidentiality.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "shiro: specially crafted HTTP request may cause an authentication bypass",
"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 Fuse/AMQ 6.3.18"
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"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1869860"
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{
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"url": "https://nvd.nist.gov/vuln/detail/CVE-2020-13933"
}
],
"release_date": "2020-08-17T00:00:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nInstallation instructions are located in the download section of the customer portal.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
"product_ids": [
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],
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"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2021:0384"
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{
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"details": "There is currently no known mitigation for this issue.",
"product_ids": [
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"title": "shiro: specially crafted HTTP request may cause an authentication bypass"
},
{
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"cwe": {
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"name": "Deserialization of Untrusted Data"
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"ids": [
{
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"text": "1898907"
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"notes": [
{
"category": "description",
"text": "A flaw was found in xstream. An unsafe deserialization of user-supplied XML, in conjunction with relying on the default deny list, allows a remote attacker to perform a variety of attacks including a remote code execution of arbitrary code in the context of the JVM running the XStream application. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "XStream: remote code execution due to insecure XML deserialization when relying on blocklists",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "OpenShift Container Platform (OCP) delivers jenkins package with bundled XStream library. Due to JEP-200 Jenkins project [1] and advisory SECURITY-383 [2], OCP jenkins package is not affected by this flaw.\n\n[1] https://github.com/jenkinsci/jep/blob/master/jep/200/README.adoc\n[2] https://www.jenkins.io/security/advisory/2017-02-01/ (see SECURITY-383 / CVE-2017-2608)",
"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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"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1898907"
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"summary": "https://www.cve.org/CVERecord?id=CVE-2020-26217",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-26217"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2020-26217",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2020-26217"
}
],
"release_date": "2020-11-16T19:40:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nInstallation instructions are located in the download section of the customer portal.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
"product_ids": [
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"restart_required": {
"category": "none"
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"url": "https://access.redhat.com/errata/RHSA-2021:0384"
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{
"category": "workaround",
"details": "Depending on the version of XStream used there are various usage patterns that mitigate this flaw, though we would strongly recommend using the allow list approach if at all possible as there are likely more class combinations the deny list approach may not address.\n\nAllow list approach\n```java\nXStream xstream = new XStream();\nXStream.setupDefaultSecurity(xstream);\nxstream.allowTypesByWildcard(new String[] {\"com.misc.classname\"})\n```\n\nDeny list for XStream 1.4.13\n```java\nxstream.denyTypes(new String[]{ \"javax.imageio.ImageIO$ContainsFilter\" });\nxstream.denyTypes(new Class[]{ java.lang.ProcessBuilder.class });\n```\n\nDeny list for XStream 1.4.7 -\u003e 1.4.12\n```java\nxstream.denyTypes(new String[]{ \"javax.imageio.ImageIO$ContainsFilter\" });\nxstream.denyTypes(new Class[]{ java.lang.ProcessBuilder.class, java.beans.EventHandler.class, java.lang.ProcessBuilder.class, java.lang.Void.class, void.class });\n```\n\nDeny list for versions prior to XStream 1.4.7\n```java\nxstream.registerConverter(new Converter() {\n public boolean canConvert(Class type) {\n return type != null \u0026\u0026 (type == java.beans.EventHandler.class || type == java.lang.ProcessBuilder.class || type == java.lang.Void.class || void.class || type.getName().equals(\"javax.imageio.ImageIO$ContainsFilter\") || Proxy.isProxy(type));\n }\n\n public Object unmarshal(HierarchicalStreamReader reader, UnmarshallingContext context) {\n throw new ConversionException(\"Unsupported type due to security reasons.\");\n }\n\n public void marshal(Object source, HierarchicalStreamWriter writer, MarshallingContext context) {\n throw new ConversionException(\"Unsupported type due to security reasons.\");\n }\n}, XStream.PRIORITY_LOW);\n```",
"product_ids": [
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"scores": [
{
"cvss_v3": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.0,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H",
"version": "3.1"
},
"products": [
"Red Hat Fuse/AMQ 6.3.18"
]
}
],
"threats": [
{
"category": "impact",
"details": "Moderate"
}
],
"title": "XStream: remote code execution due to insecure XML deserialization when relying on blocklists"
},
{
"cve": "CVE-2021-26117",
"cwe": {
"id": "CWE-287",
"name": "Improper Authentication"
},
"discovery_date": "2021-01-27T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "1921126"
}
],
"notes": [
{
"category": "description",
"text": "A flaw was found in activemq. When anonymous binds are enabled on the LDAP provider (zero length DN/password) and the LDAP module is configured to make use of these, client credentials are not correctly verified and authentication is effectively bypassed. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "activemq: LDAP authentication bypass with anonymous bind",
"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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"fixed": [
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"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2021-26117"
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{
"category": "external",
"summary": "RHBZ#1921126",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1921126"
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{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2021-26117",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-26117"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-26117",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2021-26117"
}
],
"release_date": "2020-09-07T15:15:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nInstallation instructions are located in the download section of the customer portal.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
"product_ids": [
"Red Hat Fuse/AMQ 6.3.18"
],
"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2021:0384"
},
{
"category": "workaround",
"details": "There is currently no known mitigation for this issue.",
"product_ids": [
"Red Hat Fuse/AMQ 6.3.18"
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"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:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"products": [
"Red Hat Fuse/AMQ 6.3.18"
]
}
],
"threats": [
{
"category": "impact",
"details": "Important"
}
],
"title": "activemq: LDAP authentication bypass with anonymous bind"
}
]
}
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