PYSEC-2020-56

Vulnerability from pysec - Published: 2020-05-07 00:15 - Updated: 2020-09-02 16:15
VLAI
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.

Impacted products
Name purl
keystone pkg:pypi/keystone
Aliases
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "keystone",
        "purl": "pkg:pypi/keystone"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "15.0.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "12.0.2",
        "12.0.3",
        "13.0.2",
        "13.0.3",
        "13.0.4",
        "14.0.0",
        "14.0.1",
        "14.1.0",
        "14.2.0",
        "15.0.0.0rc1",
        "15.0.0.0rc2",
        "15.0.0"
      ]
    }
  ],
  "aliases": [
    "CVE-2020-12692",
    "GHSA-rqw2-hhrf-7936"
  ],
  "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": "PYSEC-2020-56",
  "modified": "2020-09-02T16:15:00Z",
  "published": "2020-05-07T00:15:00Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://www.openwall.com/lists/oss-security/2020/05/06/4"
    },
    {
      "type": "WEB",
      "url": "https://bugs.launchpad.net/keystone/+bug/1872737"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2020/05/07/1"
    },
    {
      "type": "WEB",
      "url": "https://security.openstack.org/ossa/OSSA-2020-003.html"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4480-1/"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-rqw2-hhrf-7936"
    }
  ]
}



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