UpHeron
All vulnerabilities

Servers and applications

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.

Severity
Low 2.6
Published
8 Sept 2009
Last changed
16 Jun 2026
Added to UpHeron
17 Oct 2026
Fixed in
2.0.64, 2.2.14
Exploit chance
8.6% in the next 30 daysHigher than 95% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
Null pointer dereference (CWE-476)
Attack
Over the network · Only under certain conditions · No login needed
Attacker can
Slow it down
CVSS vector
AV:N/AC:H/Au:N/C:N/I:N/A:P
Sources
NVD

Affected software

SoftwareAffected versions
Apache HTTP ServerServers and applications · cpe:a:apache:http_server
  • From 2.0.35 before 2.0.64
  • From 2.2.0 before 2.2.14

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2009-3094
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2009-3094