CVE-2024-6232 Regular-expression DoS when parsing TarFile headers

2024-09-0312:29:00

CWE-1333

PSF

www.cve.org

cpython

regular-expression dos

tarfile headers

redos

vulnerability

medium severity

EPSS

0.001

Percentile

44.5%

JSON

There is a MEDIUM severity vulnerability affecting CPython.

Regular expressions that allowed excessive backtracking during tarfile.TarFile header parsing are vulnerable to ReDoS via specifically-crafted tar archives.

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "CPython",
    "repo": "https://github.com/python/cpython",
    "vendor": "Python Software Foundation",
    "versions": [
      {
        "version": "0",
        "lessThan": "3.8.20",
        "status": "affected",
        "versionType": "python"
      },
      {
        "version": "3.9.0",
        "lessThan": "3.9.20",
        "status": "affected",
        "versionType": "python"
      },
      {
        "version": "3.10.0",
        "lessThan": "3.10.15",
        "status": "affected",
        "versionType": "python"
      },
      {
        "version": "3.11.0",
        "lessThan": "3.11.10",
        "status": "affected",
        "versionType": "python"
      },
      {
        "version": "3.12.0",
        "lessThan": "3.12.6",
        "status": "affected",
        "versionType": "python"
      },
      {
        "version": "3.13.0a1",
        "lessThan": "3.13.0rc2",
        "status": "affected",
        "versionType": "python"
      }
    ]
  }
]