pysec-2020-240
Vulnerability from pysec
Published
2020-06-15 15:15
Modified
2021-08-27 03:22
Details

A Denial of Service (DoS) condition is possible in OpenStack Mistral in versions up to and including 7.0.3. Submitting a specially crafted workflow definition YAML file containing nested anchors can lead to resource exhaustion culminating in a denial of service.

Aliases



{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "mistral",
        "purl": "pkg:pypi/mistral"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "7.0.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0",
        "0.0.1",
        "0.0.2",
        "0.0.3",
        "0.0.4",
        "0.1",
        "0.1.1",
        "1.0.0",
        "1.0.0.0b1",
        "1.0.0.0b2",
        "1.0.0.0b3",
        "1.0.0.0rc1",
        "1.0.0.0rc2",
        "1.0.1",
        "2.0.0",
        "2.0.0.0b1",
        "2.0.0.0b2",
        "2.0.0.0b3",
        "2.0.0.0rc1",
        "2.0.0.0rc2",
        "2.0.0.0rc3",
        "3.0.0.0b1",
        "3.0.2",
        "4.0.0",
        "4.0.0.0b1",
        "4.0.0.0b2",
        "4.0.0.0b3",
        "4.0.0.0rc1",
        "4.0.0.0rc2",
        "4.0.1",
        "4.0.2",
        "5.0.0",
        "5.0.0.0b1",
        "5.0.0.0b2",
        "5.0.0.0b3",
        "5.0.0.0rc1",
        "5.1.0",
        "5.2.0",
        "5.2.1",
        "5.2.2",
        "5.2.3",
        "5.2.4",
        "5.2.5",
        "5.2.6",
        "5.2.7",
        "5.2.8",
        "6.0.0",
        "6.0.0.0b1",
        "6.0.0.0b2",
        "6.0.0.0b3",
        "6.0.0.0rc1",
        "6.0.1",
        "6.0.2",
        "6.0.3",
        "6.0.4",
        "6.0.5",
        "6.0.6",
        "7.0.0",
        "7.0.0.0b1",
        "7.0.0.0b2",
        "7.0.0.0b3",
        "7.0.0.0rc1",
        "7.0.1",
        "7.0.2",
        "7.0.3"
      ]
    }
  ],
  "aliases": [
    "CVE-2018-16848"
  ],
  "details": "A Denial of Service (DoS) condition is possible in OpenStack Mistral in versions up to and including 7.0.3. Submitting a specially crafted workflow definition YAML file containing nested anchors can lead to resource exhaustion culminating in a denial of service.",
  "id": "PYSEC-2020-240",
  "modified": "2021-08-27T03:22:07.520532Z",
  "published": "2020-06-15T15:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1645332"
    },
    {
      "type": "WEB",
      "url": "https://bugs.launchpad.net/mistral/+bug/1785657"
    }
  ]
}


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