rhsa-2020_2462
Vulnerability from csaf_redhat
Published
2020-06-10 14:36
Modified
2024-11-15 08:31
Summary
Red Hat Security Advisory: pcs security and bug fix update

Notes

Topic
An update for pcs is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. 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
The pcs packages provide a command-line configuration system for the Pacemaker and Corosync utilities. Security Fix(es): * rubygem-json: Unsafe Object Creation Vulnerability in JSON (CVE-2020-10663) 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. Bug Fix(es): * pcs status on remotes is not working on rhel8.2 any longer (BZ#1832914) * pcs cluster stop --all throws errors and doesn't seem to honor the request-timeout option (BZ#1838084) * [GUI] Colocation constraint can't be added (BZ#1840158)
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": "The pcs packages provide a command-line configuration system for the Pacemaker and Corosync utilities.\n\nSecurity Fix(es):\n\n* rubygem-json: Unsafe Object Creation Vulnerability in JSON (CVE-2020-10663)\n\nFor 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.\n\nBug Fix(es):\n\n* pcs status on remotes is not working on rhel8.2 any longer (BZ#1832914)\n\n* pcs cluster stop --all throws errors and doesn\u0027t seem to honor the request-timeout option (BZ#1838084)\n\n* [GUI] Colocation constraint can\u0027t be added (BZ#1840158)",
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  "vulnerabilities": [
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      "cwe": {
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        "name": "Improper Control of Generation of Code (\u0027Code Injection\u0027)"
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      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in rubygem-json. While parsing certain JSON documents, the json gem (including the one bundled with Ruby) can be coerced into creating arbitrary objects in the target system. This is the same issue as CVE-2013-0269.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "rubygem-json: Unsafe object creation vulnerability in JSON",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "Red Hat CloudForms 5 uses vulnerable rubygem-json, however, is not vulnerable in Ruby since it does not use version which includes JSON into stdlib.\n\nThis issue affects the version of JSON(embedded in pcs) as shipped with Red Hat Gluster Storage 3. However, the vulnerable method calls are currently not used by the product and hence this issue has been rated as having a security impact of Low.",
          "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": {
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      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2020-10663"
        },
        {
          "category": "external",
          "summary": "RHBZ#1827500",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1827500"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2020-10663",
          "url": "https://www.cve.org/CVERecord?id=CVE-2020-10663"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2020-10663",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-10663"
        },
        {
          "category": "external",
          "summary": "https://www.ruby-lang.org/en/news/2020/03/19/json-dos-cve-2020-10663",
          "url": "https://www.ruby-lang.org/en/news/2020/03/19/json-dos-cve-2020-10663"
        }
      ],
      "release_date": "2020-03-19T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2020-06-10T14:36:52+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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          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2020:2462"
        },
        {
          "category": "workaround",
          "details": "To mitigate this vulnerability, do not supply untrusted user input and/or untrusted strings to the following method calls or utilize code libraries which do so:\n\n```\nJSON(user_input)\nJSON[user_input, nil]\nJSON.parse(user_input, nil)\nJSON::Parser.new(user_input).parse\n```\n\nAlso note that JSON.load() should never be given input from unknown sources.",
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            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
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      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "rubygem-json: Unsafe object creation vulnerability in JSON"
    }
  ]
}


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