csaf_redhat - rhsa-2021

rhsa-2021_0693

Vulnerability from csaf_redhat

Published

2021-03-03 12:09

Modified

2024-09-16 05:29

Summary

Red Hat Security Advisory: bind security update

Notes

Topic

An update for bind is now available for Red Hat Enterprise Linux 7.3 Advanced Update Support. 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 Berkeley Internet Name Domain (BIND) is an implementation of the Domain Name System (DNS) protocols. BIND includes a DNS server (named); a resolver library (routines for applications to use when interfacing with DNS); and tools for verifying that the DNS server is operating correctly. Security Fix(es): * bind: Buffer overflow in the SPNEGO implementation affecting GSSAPI security policy negotiation (CVE-2020-8625) 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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          "text": "1928486"
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          "category": "description",
          "text": "A buffer overflow flaw was found in the SPNEGO implementation used by BIND. This flaw allows a remote attacker to cause the named process to crash or possibly perform remote code execution. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "bind: Buffer overflow in the SPNEGO implementation affecting GSSAPI security policy negotiation",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "BIND servers shipped with Red Hat Enterprise Linux are compiled with GSS-TSIG and are therefore affected by this flaw. However, these BIND packages use the default settings and are not vulnerable by default.",
          "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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          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2020-8625"
        },
        {
          "category": "external",
          "summary": "RHBZ#1928486",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1928486"
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          "category": "external",
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          "url": "https://www.cve.org/CVERecord?id=CVE-2020-8625"
        },
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          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2020-8625",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-8625"
        },
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          "category": "external",
          "summary": "https://kb.isc.org/docs/cve-2020-8625",
          "url": "https://kb.isc.org/docs/cve-2020-8625"
        }
      ],
      "release_date": "2021-02-17T00:00:00+00:00",
      "remediations": [
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            "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",
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            "7Server-optional-7.3.AUS:bind-license-32:9.9.4-50.el7_3.5.noarch",
            "7Server-optional-7.3.AUS:bind-lite-devel-32:9.9.4-50.el7_3.5.i686",
            "7Server-optional-7.3.AUS:bind-lite-devel-32:9.9.4-50.el7_3.5.x86_64",
            "7Server-optional-7.3.AUS:bind-pkcs11-32:9.9.4-50.el7_3.5.x86_64",
            "7Server-optional-7.3.AUS:bind-pkcs11-devel-32:9.9.4-50.el7_3.5.i686",
            "7Server-optional-7.3.AUS:bind-pkcs11-devel-32:9.9.4-50.el7_3.5.x86_64",
            "7Server-optional-7.3.AUS:bind-pkcs11-libs-32:9.9.4-50.el7_3.5.i686",
            "7Server-optional-7.3.AUS:bind-pkcs11-libs-32:9.9.4-50.el7_3.5.x86_64",
            "7Server-optional-7.3.AUS:bind-pkcs11-utils-32:9.9.4-50.el7_3.5.x86_64",
            "7Server-optional-7.3.AUS:bind-sdb-32:9.9.4-50.el7_3.5.x86_64",
            "7Server-optional-7.3.AUS:bind-sdb-chroot-32:9.9.4-50.el7_3.5.x86_64",
            "7Server-optional-7.3.AUS:bind-utils-32:9.9.4-50.el7_3.5.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "bind: Buffer overflow in the SPNEGO implementation affecting GSSAPI security policy negotiation"
    }
  ]
}

cve-2020-8625

Vulnerability from cvelistv5

Published

2021-02-17 22:40

Modified

2024-09-16 22:40

Severity

8.1 (High) - cvssV3_1 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Summary

A vulnerability in BIND's GSSAPI security policy negotiation can be targeted by a buffer overflow attack

References

URL	Tags
https://kb.isc.org/v1/docs/cve-2020-8625	x_refsource_CONFIRM
https://www.debian.org/security/2021/dsa-4857	vendor-advisory, x_refsource_DEBIAN
http://www.openwall.com/lists/oss-security/2021/02/19/1	mailing-list, x_refsource_MLIST
https://lists.debian.org/debian-lts-announce/2021/02/msg00029.html	mailing-list, x_refsource_MLIST
http://www.openwall.com/lists/oss-security/2021/02/20/2	mailing-list, x_refsource_MLIST
https://www.zerodayinitiative.com/advisories/ZDI-21-195/	x_refsource_MISC
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QWCMBOSZOJIIET7BWTRYS3HLX5TSDKHX/	vendor-advisory, x_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KYXAF7G45RXDVNUTWWCI2CVTHRZ67LST/	vendor-advisory, x_refsource_FEDORA
https://security.netapp.com/advisory/ntap-20210319-0001/	x_refsource_CONFIRM
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EBTPWRQWRQEJNWY4NHO4WLS4KLJ3ERHZ/	vendor-advisory, x_refsource_FEDORA
https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf	x_refsource_CONFIRM

Impacted products

Vendor	Product
ISC	BIND9

Show details on NVD website