csaf_redhat - rhsa-2021

rhsa-2021_2683

Vulnerability from csaf_redhat

Published

2021-07-12 08:08

Modified

2024-11-22 17:09

Summary

Red Hat Security Advisory: xstream security update

Notes

Topic

An update for xstream is now available for Red Hat Enterprise Linux 7. 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

XStream is a Java XML serialization library to serialize objects to and deserialize object from XML. Security Fix(es): * XStream: remote command execution attack by manipulating the processed input stream (CVE-2021-29505) 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.

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": "Deserialization of Untrusted Data"
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          "category": "description",
          "text": "A flaw was found in XStream. By manipulating the processed input stream, a remote attacker may be able to obtain sufficient rights to execute commands. 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 command execution attack by manipulating the processed input stream",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "OpenShift Container Platform (OCP) delivers Jenkins LTS package with bundled XStream library. Due to JEP-200 [1] and JEP-228 [2] Jenkins projects, OCP Jenkins package is not affected by this flaw.\n\nCodeReady Studio 12 ships a version of xstream that is affected by this flaw as a transitive dependency for the Wise framework plugin. However, the vulnerable code is not called, so this flaw has been marked as Low severity for CodeReady Studio 12.\n\n[1] https://github.com/jenkinsci/jep/blob/master/jep/200/README.adoc\n[2] https://github.com/jenkinsci/jep/blob/master/jep/228/README.adoc#security",
          "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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          "summary": "https://github.com/x-stream/xstream/security/advisories/GHSA-7chv-rrw6-w6fc",
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          "summary": "https://x-stream.github.io/CVE-2021-29505.html",
          "url": "https://x-stream.github.io/CVE-2021-29505.html"
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      "release_date": "2021-05-14T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2021-07-12T08:08:00+00:00",
          "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258",
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          "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```\nDeny list for XStream 1.4.16 (this should also address some previous flaws found in 1.4.7 - \u003e 1.4.15) \n```java\nxstream.denyTypesByRegExp(new String[]{ \".*\\\\.Lazy(?:Search)?Enumeration.*\", \"(?:java|sun)\\\\.rmi\\\\..*\" });\n```\n\nDeny list for XStream 1.4.15\n```java\nxstream.denyTypes(new String[]{ \"sun.awt.datatransfer.DataTransferer$IndexOrderComparator\", \"sun.swing.SwingLazyValue\", \"com.sun.corba.se.impl.activation.ServerTableEntry\", \"com.sun.tools.javac.processing.JavacProcessingEnvironment$NameProcessIterator\" });\nxstream.denyTypesByRegExp(new String[]{ \".*\\\\$ServiceNameIterator\", \"javafx\\\\.collections\\\\.ObservableList\\\\$.*\", \".*\\\\.bcel\\\\..*\\\\.util\\\\.ClassLoader\" });\nxstream.denyTypeHierarchy(java.io.InputStream.class );\nxstream.denyTypeHierarchy(java.nio.channels.Channel.class );\nxstream.denyTypeHierarchy(javax.activation.DataSource.class );\nxstream.denyTypeHierarchy(javax.sql.rowset.BaseRowSet.class );\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```",
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            "7ComputeNode-optional-7.9.Z:xstream-javadoc-0:1.3.1-14.el7_9.noarch",
            "7Server-optional-7.9.Z:xstream-0:1.3.1-14.el7_9.noarch",
            "7Server-optional-7.9.Z:xstream-0:1.3.1-14.el7_9.src",
            "7Server-optional-7.9.Z:xstream-javadoc-0:1.3.1-14.el7_9.noarch",
            "7Workstation-optional-7.9.Z:xstream-0:1.3.1-14.el7_9.noarch",
            "7Workstation-optional-7.9.Z:xstream-0:1.3.1-14.el7_9.src",
            "7Workstation-optional-7.9.Z:xstream-javadoc-0:1.3.1-14.el7_9.noarch"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "7Client-optional-7.9.Z:xstream-0:1.3.1-14.el7_9.noarch",
            "7Client-optional-7.9.Z:xstream-0:1.3.1-14.el7_9.src",
            "7Client-optional-7.9.Z:xstream-javadoc-0:1.3.1-14.el7_9.noarch",
            "7ComputeNode-optional-7.9.Z:xstream-0:1.3.1-14.el7_9.noarch",
            "7ComputeNode-optional-7.9.Z:xstream-0:1.3.1-14.el7_9.src",
            "7ComputeNode-optional-7.9.Z:xstream-javadoc-0:1.3.1-14.el7_9.noarch",
            "7Server-optional-7.9.Z:xstream-0:1.3.1-14.el7_9.noarch",
            "7Server-optional-7.9.Z:xstream-0:1.3.1-14.el7_9.src",
            "7Server-optional-7.9.Z:xstream-javadoc-0:1.3.1-14.el7_9.noarch",
            "7Workstation-optional-7.9.Z:xstream-0:1.3.1-14.el7_9.noarch",
            "7Workstation-optional-7.9.Z:xstream-0:1.3.1-14.el7_9.src",
            "7Workstation-optional-7.9.Z:xstream-javadoc-0:1.3.1-14.el7_9.noarch"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "XStream: remote command execution attack by manipulating the processed input stream"
    }
  ]
}

cve-2021-29505

Vulnerability from cvelistv5

Published

2021-05-28 21:00

Modified

2024-08-03 22:11

Severity ?

7.5 (High) - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Summary

XStream is vulnerable to a Remote Command Execution attack

References

▼	URL	Tags
	https://github.com/x-stream/xstream/security/advisories/GHSA-7chv-rrw6-w6fc	x_refsource_CONFIRM
	https://github.com/x-stream/xstream/commit/24fac82191292c6ae25f94508d28b9823f83624f	x_refsource_MISC
	https://lists.apache.org/thread.html/r8ee51debf7fd184b6a6b020dc31df25118b0aa612885f12fbe77f04f%40%3Cdev.jmeter.apache.org%3E	mailing-list, x_refsource_MLIST
	https://lists.debian.org/debian-lts-announce/2021/07/msg00004.html	mailing-list, x_refsource_MLIST
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/22KVR6B5IZP3BGQ3HPWIO2FWWCKT3DHP/	vendor-advisory, x_refsource_FEDORA
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QGXIU3YDPG6OGTDHMBLAFN7BPBERXREB/	vendor-advisory, x_refsource_FEDORA
	https://www.oracle.com/security-alerts/cpuoct2021.html	x_refsource_MISC
	https://security.netapp.com/advisory/ntap-20210708-0007/	x_refsource_CONFIRM
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PVPHZA7VW2RRSDCOIPP2W6O5ND254TU7/	vendor-advisory, x_refsource_FEDORA
	https://www.debian.org/security/2021/dsa-5004	vendor-advisory, x_refsource_DEBIAN
	https://www.oracle.com/security-alerts/cpujan2022.html	x_refsource_MISC
	https://www.oracle.com/security-alerts/cpuapr2022.html	x_refsource_MISC
	https://www.oracle.com/security-alerts/cpujul2022.html	x_refsource_MISC

Impacted products

▼	Vendor	Product
	x-stream	xstream

Show details on NVD website

JSON

To clipboard

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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.

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