GHSA-XHXV-XR8W-7XPM

Vulnerability from github – Published: 2022-05-13 01:16 – Updated: 2022-05-13 01:16
VLAI?
Details

Knot DNS before 2.4.5 and 2.5.x before 2.5.2 contains a flaw within the TSIG protocol implementation that would allow an attacker with a valid key name and algorithm to bypass TSIG authentication if no additional ACL restrictions are set, because of an improper TSIG validity period check.

Severity ?
5.9 (Medium)
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Show details on source website
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{
  "affected": [],
  "aliases": [
    "CVE-2017-11104"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-20"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2017-07-08T10:29:00Z",
    "severity": "MODERATE"
  },
  "details": "Knot DNS before 2.4.5 and 2.5.x before 2.5.2 contains a flaw within the TSIG protocol implementation that would allow an attacker with a valid key name and algorithm to bypass TSIG authentication if no additional ACL restrictions are set, because of an improper TSIG validity period check.",
  "id": "GHSA-xhxv-xr8w-7xpm",
  "modified": "2022-05-13T01:16:09Z",
  "published": "2022-05-13T01:16:09Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-11104"
    },
    {
      "type": "WEB",
      "url": "https://bugs.debian.org/865678"
    },
    {
      "type": "WEB",
      "url": "https://lists.nic.cz/pipermail/knot-dns-users/2017-June/001144.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00076.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00078.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00089.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00049.html"
    },
    {
      "type": "WEB",
      "url": "http://www.debian.org/security/2017/dsa-3910"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/99598"
    },
    {
      "type": "WEB",
      "url": "http://www.synacktiv.ninja/ressources/Knot_DNS_TSIG_Signature_Forgery.pdf"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}


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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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