GHSA-RQW2-HHRF-7936

Vulnerability from github – Published: 2022-05-24 17:17 – Updated: 2024-09-27 21:21
VLAI?
Summary
OpenStack Keystone does not check signature TTL of the EC2 credential auth method
Details

An issue was discovered in OpenStack Keystone before 15.0.1, and 16.0.0. The EC2 API doesn't have a signature TTL check for AWS Signature V4. An attacker can sniff the Authorization header, and then use it to reissue an OpenStack token an unlimited number of times.

Severity ?
5.4 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
5.3 (Medium)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
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{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "keystone"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "16.0.0.0rc1"
            },
            {
              "fixed": "16.0.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "keystone"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "15.0.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2020-12692"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-311",
      "CWE-347"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2023-07-13T17:10:16Z",
    "nvd_published_at": "2020-05-07T00:15:00Z",
    "severity": "MODERATE"
  },
  "details": "An issue was discovered in OpenStack Keystone before 15.0.1, and 16.0.0. The EC2 API doesn\u0027t have a signature TTL check for AWS Signature V4. An attacker can sniff the Authorization header, and then use it to reissue an OpenStack token an unlimited number of times.",
  "id": "GHSA-rqw2-hhrf-7936",
  "modified": "2024-09-27T21:21:47Z",
  "published": "2022-05-24T17:17:23Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-12692"
    },
    {
      "type": "WEB",
      "url": "https://bugs.launchpad.net/keystone/+bug/1872737"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/openstack/keystone"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pypa/advisory-database/tree/main/vulns/keystone/PYSEC-2020-56.yaml"
    },
    {
      "type": "WEB",
      "url": "https://opendev.org/openstack/keystone/commit/ab89ea749013e7f2c46260f68504f5687763e019"
    },
    {
      "type": "WEB",
      "url": "https://security.openstack.org/ossa/OSSA-2020-003.html"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4480-1"
    },
    {
      "type": "WEB",
      "url": "https://www.openwall.com/lists/oss-security/2020/05/06/4"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2020/05/07/1"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "OpenStack Keystone does not check signature TTL of the EC2 credential auth method"
}


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