ghsa-vg8p-42hp-9g25
Vulnerability from github
Published
2022-05-13 01:28
Modified
2022-05-13 01:28
Severity ?
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Details

An authentication bypass flaw was found in the way krb5's certauth interface before 1.16.1 handled the validation of client certificates. A remote attacker able to communicate with the KDC could potentially use this flaw to impersonate arbitrary principals under rare and erroneous circumstances.

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{
  "affected": [],
  "aliases": [
    "CVE-2017-7562"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-287"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2018-07-26T15:29:00Z",
    "severity": "MODERATE"
  },
  "details": "An authentication bypass flaw was found in the way krb5\u0027s certauth interface before 1.16.1 handled the validation of client certificates. A remote attacker able to communicate with the KDC could potentially use this flaw to impersonate arbitrary principals under rare and erroneous circumstances.",
  "id": "GHSA-vg8p-42hp-9g25",
  "modified": "2022-05-13T01:28:47Z",
  "published": "2022-05-13T01:28:47Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-7562"
    },
    {
      "type": "WEB",
      "url": "https://github.com/krb5/krb5/pull/694"
    },
    {
      "type": "WEB",
      "url": "https://github.com/krb5/krb5/pull/694/commits/1de6ca2f2eb1fdbab51f1549a25a6903aefcc196"
    },
    {
      "type": "WEB",
      "url": "https://github.com/krb5/krb5/pull/694/commits/50fe4074f188c2d4da0c421e96553acea8378db2"
    },
    {
      "type": "WEB",
      "url": "https://github.com/krb5/krb5/pull/694/commits/b7af544e50a4d8291524f590e20dd44430bf627d"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:0666"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/security/cve/CVE-2017-7562"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1485510"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7562"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/100511"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}


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