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Fencer Vulns
low 2.6

CVE-2009-3094 json

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 allo…

published 2009-09-08 17 y ago modified 2026-06-16 4 mo ago also EUVD-2009-3077

cvss
2.6
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
8.6%
EPSS 8.6% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known

Summary

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.

Patch / fix

  • apache http_server 2.0.64, 2.2.14
  • apache2 Debian 14, Debian 13, Debian 12 2.2.13-2

debian advisories DEBIAN-CVE-2009-3094

  • ant certificate system 7.3 1.6.5-1jpp_1rh
  • axis certificate system 7.3 1.2.1-1jpp_3rh
  • mx4j certificate system 7.3 1:3.0.1-1jpp_4rh
  • log4j certificate system 7.3 1.2.12-1jpp_1rh
  • tomcat5 certificate system 7.3 5.5.23-0jpp_4rh.16
  • rhpki-ca certificate system 7.3 7.3.0-20.el4
  • pcsc-lite certificate system 7.3 1.3.3-3.el4
  • rhpki-kra certificate system 7.3 7.3.0-14.el4

red hat advisories RHSA-2010:0602RHSA-2010:0011RHSA-2009:1580RHSA-2009:1579RHSA-2009:1461

  • apache2 openSUSE Tumbleweed 2.4.23-4.1

opensuse advisories openSUSE-SU-2024:10268-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2009-3094 updated cvss 2.6

httpd: NULL pointer defer in mod_proxy_ftp caused by crafted EPSV and PASV reply

  • Red Hat Certificate System 7.3 for 4AS ant 1.6.5-1jpp_1rh, axis 1.2.1-1jpp_3rh, mx4j 3.0.1-1jpp_4rh, log4j 1.2.12-1jpp_1rh, pcsc-lite 1.3.3-3.el4, rhpki-ca 7.3.0-20.el4, +31 more Red Hat Certificate System 7.3 for 4ES ant 1.6.5-1jpp_1rh, axis 1.2.1-1jpp_3rh, mx4j 3.0.1-1jpp_4rh, log4j 1.2.12-1jpp_1rh, pcsc-lite 1.3.3-3.el4, rhpki-ca 7.3.0-20.el4, +31 more
    fixed: vendor fix RHSA-2010:0602
  • Red Hat Desktop version 3 httpd 2.0.46-77.ent, mod_ssl 2.0.46-77.ent Red Hat Enterprise Linux (v. 5 server) httpd 2.2.3-31.el5_4.2, mod_ssl 2.2.3-31.el5_4.2, httpd-manual 2.2.3-31.el5_4.2 Red Hat Enterprise Linux AS version 3 httpd 2.0.46-77.ent, mod_ssl 2.0.46-77.ent
    fixed: vendor fix RHSA-2009:1579
  • Red Hat Enterprise Linux AS version 4 httpd 2.0.52-41.ent.6, mod_ssl 2.0.52-41.ent.6, httpd-manual 2.0.52-41.ent.6, httpd-suexec 2.0.52-41.ent.6
    fixed: vendor fix RHSA-2009:1580
  • Red Hat Enterprise Linux Desktop (v. 5 client) httpd 2.2.3-31.el5_4.2, mod_ssl 2.2.3-31.el5_4.2, httpd-manual 2.2.3-31.el5_4.2
    fixed: vendor fix RHSA-2009:1579
  • Red Hat Enterprise Linux Desktop version 4 httpd 2.0.52-41.ent.6, mod_ssl 2.0.52-41.ent.6, httpd-manual 2.0.52-41.ent.6, httpd-suexec 2.0.52-41.ent.6
    fixed: vendor fix RHSA-2009:1580
  • Red Hat Enterprise Linux Desktop Workstation (v. 5 client) httpd 2.2.3-31.el5_4.2, mod_ssl 2.2.3-31.el5_4.2, httpd-manual 2.2.3-31.el5_4.2 Red Hat Enterprise Linux ES version 3 httpd 2.0.46-77.ent, mod_ssl 2.0.46-77.ent
    fixed: vendor fix RHSA-2009:1579
  • Red Hat Enterprise Linux ES version 4 httpd 2.0.52-41.ent.6, mod_ssl 2.0.52-41.ent.6, httpd-manual 2.0.52-41.ent.6, httpd-suexec 2.0.52-41.ent.6
    fixed: vendor fix RHSA-2009:1580
  • Red Hat Enterprise Linux WS version 3 httpd 2.0.46-77.ent, mod_ssl 2.0.46-77.ent
    fixed: vendor fix RHSA-2009:1579
show 2 more
  • Red Hat Enterprise Linux WS version 4 httpd 2.0.52-41.ent.6, mod_ssl 2.0.52-41.ent.6, httpd-manual 2.0.52-41.ent.6, httpd-suexec 2.0.52-41.ent.6
    fixed: vendor fix RHSA-2009:1580
  • Red Hat JBoss Enterprise Web Server 1 for RHEL 5 Server httpd 2.2.10-11.ep5.el5, mod_ssl 2.2.10-11.ep5.el5, httpd-manual 2.2.10-11.ep5.el5 Red Hat JBoss Web Server 1.0 for RHEL 4 AS httpd22 2.2.10-25.1.ep5.el4, mod_ssl22 2.2.10-25.1.ep5.el4, httpd22-apr 2.2.10-25.1.ep5.el4, httpd22-apr-util 2.2.10-25.1.ep5.el4 Red Hat JBoss Web Server 1.0 for RHEL 4 ES httpd22 2.2.10-25.1.ep5.el4, mod_ssl22 2.2.10-25.1.ep5.el4, httpd22-apr 2.2.10-25.1.ep5.el4, httpd22-apr-util 2.2.10-25.1.ep5.el4
    fixed: vendor fix RHSA-2010:0011

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

8.57% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 2.6 AV:N/AC:H/Au:N/C:N/I:N/A:P

Classification

Weakness
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.