Vulnerability in Python

CVE-2008-1721

Integer signedness error in the zlib extension module in Python 2.5.2 and earlier allows remote attackers to execute arbitrary code via a negative signed integer, which triggers insufficient memory allocation and a buffer overflow.

EPSS: 0.226 (97.5th percentile) — read the EPSS interpretation.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
  • cve@mitre.org (Permissions Required, vdb-entry, x_refsource_VUPEN)
  • cve@mitre.org (x_refsource_SECUNIA, Not Applicable, third-party-advisory)
  • cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
  • cve@mitre.org (x_refsource_SECUNIA, Not Applicable, third-party-advisory)
  • cve@mitre.org (x_refsource_SECUNIA, Not Applicable, third-party-advisory)
  • cve@mitre.org (Permissions Required, vendor-advisory, x_refsource_MANDRIVA)
  • cve@mitre.org (x_refsource_SECUNIA, Not Applicable, third-party-advisory)
  • cve@mitre.org (x_refsource_SECUNIA, Not Applicable, third-party-advisory)
  • cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)

Frequently asked questions

What is CVE-2008-1721?
CVE-2008-1721 is a vulnerability in Python, classified under Incorrect Conversion between Numeric Types. Published 2008-04-10.
Is CVE-2008-1721 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.