ghsa-hj5v-574p-mj7c
Vulnerability from github
Published
2021-04-20 16:39
Modified
2024-10-21 21:03
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
8.7 (High) - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Summary
py vulnerable to Regular Expression Denial of Service
Details

A denial of service via regular expression in the py.path.svnwc component of py (aka python-py) through 1.9.0 could be used by attackers to cause a compute-time denial of service attack by supplying malicious input to the blame functionality.

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{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "py"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.10.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2020-29651"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-400"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-04-09T21:17:48Z",
    "nvd_published_at": "2020-12-09T07:15:00Z",
    "severity": "HIGH"
  },
  "details": "A denial of service via regular expression in the py.path.svnwc component of py (aka python-py) through 1.9.0 could be used by attackers to cause a compute-time denial of service attack by supplying malicious input to the blame functionality.",
  "id": "GHSA-hj5v-574p-mj7c",
  "modified": "2024-10-21T21:03:12Z",
  "published": "2021-04-20T16:39:57Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-29651"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pytest-dev/py/issues/256"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pytest-dev/py/pull/257"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pytest-dev/py/pull/257/commits/4a9017dc6199d2a564b6e4b0aa39d6d8870e4144"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-hj5v-574p-mj7c"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pypa/advisory-database/tree/main/vulns/py/PYSEC-2020-92.yaml"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/pytest-dev/py"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AYWNYEV3FGDHPIHX4DDUDMFZ6NLCQRC4"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CHDTINIBJZ67T3W74QTBIY5LPKAXEOGR"
    },
    {
      "type": "WEB",
      "url": "https://www.oracle.com/security-alerts/cpujul2022.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "py vulnerable to Regular Expression Denial of Service"
}


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