ubuntu-cve-2022-40897
Vulnerability from osv_ubuntu
Published
2022-12-23 00:15
Modified
2025-09-08 16:50
Summary
Details

Python Packaging Authority (PyPA) setuptools before 65.5.1 allows remote attackers to cause a denial of service via HTML in a crafted package or custom PackageIndex page. There is a Regular Expression Denial of Service (ReDoS) in package_index.py.

Severity
5.9 (Medium)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
5.9 (Medium)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
N/A (UNKNOWN)
medium
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "python-pip",
            "binary_version": "1.5.4-1ubuntu4+esm2"
          },
          {
            "binary_name": "python-pip-whl",
            "binary_version": "1.5.4-1ubuntu4+esm2"
          },
          {
            "binary_name": "python3-pip",
            "binary_version": "1.5.4-1ubuntu4+esm2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:14.04:LTS",
        "name": "python-pip",
        "purl": "pkg:deb/ubuntu/python-pip@1.5.4-1ubuntu4+esm2?arch=source\u0026distro=trusty/esm"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.5.4-1ubuntu4+esm2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.4.1-2",
        "1.5.4-1",
        "1.5.4-1ubuntu1",
        "1.5.4-1ubuntu3",
        "1.5.4-1ubuntu4",
        "1.5.4-1ubuntu4+esm1"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "python-pkg-resources",
            "binary_version": "3.3-1ubuntu2+esm1"
          },
          {
            "binary_name": "python-setuptools",
            "binary_version": "3.3-1ubuntu2+esm1"
          },
          {
            "binary_name": "python-setuptools-whl",
            "binary_version": "3.3-1ubuntu2+esm1"
          },
          {
            "binary_name": "python3-pkg-resources",
            "binary_version": "3.3-1ubuntu2+esm1"
          },
          {
            "binary_name": "python3-setuptools",
            "binary_version": "3.3-1ubuntu2+esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:14.04:LTS",
        "name": "python-setuptools",
        "purl": "pkg:deb/ubuntu/python-setuptools@3.3-1ubuntu2+esm1?arch=source\u0026distro=trusty/esm"
      },
      "ranges": [
        {
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            },
            {
              "fixed": "3.3-1ubuntu2+esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
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        "2.0.1-1ubuntu1",
        "2.0.1-2ubuntu1",
        "2.0.2-1",
        "2.1-1",
        "2.2-1",
        "3.3-1ubuntu1",
        "3.3-1ubuntu2"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "pypy-pkg-resources",
            "binary_version": "20.7.0-1ubuntu0.1~esm1"
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          {
            "binary_name": "pypy-setuptools",
            "binary_version": "20.7.0-1ubuntu0.1~esm1"
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          {
            "binary_name": "python-pkg-resources",
            "binary_version": "20.7.0-1ubuntu0.1~esm1"
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          {
            "binary_name": "python-setuptools",
            "binary_version": "20.7.0-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "python3-pkg-resources",
            "binary_version": "20.7.0-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "python3-setuptools",
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          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "python-setuptools",
        "purl": "pkg:deb/ubuntu/python-setuptools@20.7.0-1ubuntu0.1~esm1?arch=source\u0026distro=esm-infra/xenial"
      },
      "ranges": [
        {
          "events": [
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            {
              "fixed": "20.7.0-1ubuntu0.1~esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
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        "18.4-1",
        "18.4-2",
        "18.7-1",
        "18.8-1",
        "20.1.1-1",
        "20.3.1-1",
        "20.7.0-1"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "python-pip",
            "binary_version": "8.1.1-2ubuntu0.6+esm3"
          },
          {
            "binary_name": "python-pip-whl",
            "binary_version": "8.1.1-2ubuntu0.6+esm3"
          },
          {
            "binary_name": "python3-pip",
            "binary_version": "8.1.1-2ubuntu0.6+esm3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "python-pip",
        "purl": "pkg:deb/ubuntu/python-pip@8.1.1-2ubuntu0.6+esm3?arch=source\u0026distro=esm-apps/xenial"
      },
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          "type": "ECOSYSTEM"
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        "1.5.6-7ubuntu2",
        "8.0.2-7",
        "8.0.3-1",
        "8.0.3-2",
        "8.1.0-1",
        "8.1.0-2",
        "8.1.1-1",
        "8.1.1-2",
        "8.1.1-2ubuntu0.1",
        "8.1.1-2ubuntu0.2",
        "8.1.1-2ubuntu0.4",
        "8.1.1-2ubuntu0.6",
        "8.1.1-2ubuntu0.6+esm2"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "python-pip",
            "binary_version": "9.0.1-2.3~ubuntu1.18.04.6"
          },
          {
            "binary_name": "python-pip-whl",
            "binary_version": "9.0.1-2.3~ubuntu1.18.04.6"
          },
          {
            "binary_name": "python3-pip",
            "binary_version": "9.0.1-2.3~ubuntu1.18.04.6"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "python-pip",
        "purl": "pkg:deb/ubuntu/python-pip@9.0.1-2.3~ubuntu1.18.04.6?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
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            {
              "fixed": "9.0.1-2.3~ubuntu1.18.04.6"
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          ],
          "type": "ECOSYSTEM"
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      ],
      "versions": [
        "9.0.1-2",
        "9.0.1-2.3~ubuntu1",
        "9.0.1-2.3~ubuntu1.18.04.1",
        "9.0.1-2.3~ubuntu1.18.04.2",
        "9.0.1-2.3~ubuntu1.18.04.3",
        "9.0.1-2.3~ubuntu1.18.04.4",
        "9.0.1-2.3~ubuntu1.18.04.5"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "pypy-pkg-resources",
            "binary_version": "39.0.1-2ubuntu0.1"
          },
          {
            "binary_name": "pypy-setuptools",
            "binary_version": "39.0.1-2ubuntu0.1"
          },
          {
            "binary_name": "python-pkg-resources",
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          {
            "binary_name": "python-setuptools",
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            "binary_name": "python3-pkg-resources",
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          },
          {
            "binary_name": "python3-setuptools",
            "binary_version": "39.0.1-2ubuntu0.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "python-setuptools",
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      },
      "ranges": [
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          "events": [
            {
              "introduced": "0"
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      "versions": [
        "36.2.7-2",
        "38.4.0-1",
        "38.5.2-1",
        "39.0.1-1",
        "39.0.1-2"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "python-pip-whl",
            "binary_version": "20.0.2-5ubuntu1.7"
          },
          {
            "binary_name": "python3-pip",
            "binary_version": "20.0.2-5ubuntu1.7"
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      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "python-pip",
        "purl": "pkg:deb/ubuntu/python-pip@20.0.2-5ubuntu1.7?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
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            {
              "fixed": "20.0.2-5ubuntu1.7"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "18.1-5",
        "18.1-5build1",
        "18.1-5ubuntu1",
        "20.0.2-2",
        "20.0.2-4",
        "20.0.2-5",
        "20.0.2-5ubuntu1",
        "20.0.2-5ubuntu1.1",
        "20.0.2-5ubuntu1.3",
        "20.0.2-5ubuntu1.4",
        "20.0.2-5ubuntu1.5",
        "20.0.2-5ubuntu1.6"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "pypy-pkg-resources",
            "binary_version": "44.0.0-2ubuntu0.1"
          },
          {
            "binary_name": "pypy-setuptools",
            "binary_version": "44.0.0-2ubuntu0.1"
          },
          {
            "binary_name": "python-pkg-resources",
            "binary_version": "44.0.0-2ubuntu0.1"
          },
          {
            "binary_name": "python-setuptools",
            "binary_version": "44.0.0-2ubuntu0.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "python-setuptools",
        "purl": "pkg:deb/ubuntu/python-setuptools@44.0.0-2ubuntu0.1?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
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            {
              "fixed": "44.0.0-2ubuntu0.1"
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          "type": "ECOSYSTEM"
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      "versions": [
        "41.1.0-1",
        "41.4.0-1",
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    {
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        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "python3-pkg-resources",
            "binary_version": "45.2.0-1ubuntu0.1"
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          {
            "binary_name": "python3-setuptools",
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      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
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    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
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            "binary_name": "python3-pip",
            "binary_version": "22.0.2+dfsg-1ubuntu0.1"
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            "binary_name": "python3-pip-whl",
            "binary_version": "22.0.2+dfsg-1ubuntu0.1"
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        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "python-pip",
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          "type": "ECOSYSTEM"
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      "versions": [
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        "22.0.2+dfsg-1"
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    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "pypy-pkg-resources",
            "binary_version": "44.1.1-1.2ubuntu0.22.04.1"
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            "binary_name": "pypy-setuptools",
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            "binary_name": "python-setuptools",
            "binary_version": "44.1.1-1.2ubuntu0.22.04.1"
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            "binary_name": "python2-setuptools-whl",
            "binary_version": "44.1.1-1.2ubuntu0.22.04.1"
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      "package": {
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        "name": "python-setuptools",
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          "type": "ECOSYSTEM"
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      "versions": [
        "44.1.1-1",
        "44.1.1-1.2"
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    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "python3-pkg-resources",
            "binary_version": "59.6.0-1.2ubuntu0.22.04.1"
          },
          {
            "binary_name": "python3-setuptools",
            "binary_version": "59.6.0-1.2ubuntu0.22.04.1"
          },
          {
            "binary_name": "python3-setuptools-whl",
            "binary_version": "59.6.0-1.2ubuntu0.22.04.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "setuptools",
        "purl": "pkg:deb/ubuntu/setuptools@59.6.0-1.2ubuntu0.22.04.1?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "59.6.0-1.2ubuntu0.22.04.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "52.0.0-4",
        "58.2.0-1",
        "59.6.0-1.2"
      ]
    }
  ],
  "aliases": [],
  "details": "Python Packaging Authority (PyPA) setuptools before 65.5.1 allows remote attackers to cause a denial of service via HTML in a crafted package or custom PackageIndex page. There is a Regular Expression Denial of Service (ReDoS) in package_index.py.",
  "id": "UBUNTU-CVE-2022-40897",
  "modified": "2025-09-08T16:50:24Z",
  "published": "2022-12-23T00:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2022-40897"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/pypa/setuptools/blob/fe8a98e696241487ba6ac9f91faa38ade939ec5d/setuptools/package_index.py#L200"
    },
    {
      "type": "REPORT",
      "url": "https://pyup.io/posts/pyup-discovers-redos-vulnerabilities-in-top-python-packages/"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/pypa/setuptools/commit/43a9c9bfa6aa626ec2a22540bea28d2ca77964be"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-5817-1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-40897"
    }
  ],
  "related": [
    "USN-5817-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2022-40897"
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.