rhsa-2020_2418
Vulnerability from csaf_redhat
Published
2020-06-08 10:18
Modified
2024-11-22 15:14
Summary
Red Hat Security Advisory: unbound security update

Notes

Topic
An update for unbound is now available for Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions. 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
The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Security Fix(es): * unbound: amplification of an incoming query into a large number of queries directed to a target (CVE-2020-12662) * unbound: infinite loop via malformed DNS answers received from upstream servers (CVE-2020-12663) 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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      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2020-12663"
        },
        {
          "category": "external",
          "summary": "RHBZ#1837604",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1837604"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2020-12663",
          "url": "https://www.cve.org/CVERecord?id=CVE-2020-12663"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2020-12663",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-12663"
        }
      ],
      "release_date": "2020-05-19T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2020-06-08T10:18:37+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-2020:2418"
        }
      ],
      "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"
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      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "unbound: infinite loop via malformed DNS answers received from upstream servers"
    }
  ]
}


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