Vulnerability in Apache Apr-util

CVE-2009-1956

Off-by-one error in the apr_brigade_vprintf function in Apache APR-util before 1.3.5 on big-endian platforms allows remote attackers to obtain sensitive information or cause a denial of service (application crash) via crafted input.

EPSS: 0.120 (95.7th percentile) — read the EPSS interpretation.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (x_refsource_SECUNIA, Broken Link, third-party-advisory)
  • cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
  • cve@mitre.org (Permissions Required, vdb-entry, x_refsource_VUPEN)
  • cve@mitre.org (vendor-advisory, x_refsource_FEDORA, Third Party Advisory)
  • cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_AIXAPAR)
  • cve@mitre.org (vendor-advisory, x_refsource_MANDRIVA, Broken Link)
  • cve@mitre.org (x_refsource_SECUNIA, Broken Link, third-party-advisory)
  • cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_AIXAPAR)
  • cve@mitre.org (x_refsource_SECUNIA, Broken Link, third-party-advisory)
  • cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_AIXAPAR)

Frequently asked questions

What is CVE-2009-1956?
CVE-2009-1956 is a vulnerability in Apache Apr-util, classified under CWE-189. Published 2009-06-08.
Is CVE-2009-1956 known to be exploited?
11 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.