NULL pointer dereference in Apache HTTP Server

CVE-2009-3094

The ap_proxy_ftp_handler function in modules/proxy/proxy_ftp.c in the mod_proxy_ftp module in the Apache HTTP Server 2.0.63 and 2.2.13 allows remote FTP servers to cause a denial of service (NULL pointer dereference and child process crash) via a malformed reply to an EPSV command.

EPSS: 0.086 (94.5th percentile) — read the EPSS interpretation.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
  • cve@mitre.org (signature, x_refsource_OVAL, Third Party Advisory, vdb-entry)
  • cve@mitre.org (Permissions Required, vdb-entry, x_refsource_VUPEN, Vendor Advisory)
  • cve@mitre.org (x_refsource_HP, vendor-advisory, Mailing List, Third Party Advisory, Issue Tracking)
  • cve@mitre.org (x_refsource_HP, vendor-advisory, Mailing List, Third Party Advisory, Issue Tracking)
  • cve@mitre.org (x_refsource_SECUNIA, Not Applicable, Vendor Advisory, third-party-advisory)
  • cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
  • cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_AIXAPAR)
  • cve@mitre.org (mailing-list, x_refsource_BUGTRAQ, VDB Entry, Third Party Advisory)
  • cve@mitre.org (x_refsource_MISC, Broken Link)

Frequently asked questions

What is CVE-2009-3094?
CVE-2009-3094 is a vulnerability in Apache HTTP Server, classified under NULL Pointer Dereference. Published 2009-09-08.
Is CVE-2009-3094 known to be exploited?
15 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.