Public Date:
521619: CVE-2009-3094 httpd: NULL pointer defer in mod_proxy_ftp caused by crafted EPSV and PASV reply

The MITRE CVE dictionary describes this issue as:

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.

Find out more about CVE-2009-3094 from the MITRE CVE dictionary dictionary and NIST NVD.


List of the errata fixing this flaw in affected products can be found at:

CVSS v2 metrics

Base Score 2.6
Base Metrics AV:N/AC:H/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity High
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Application Stack v2 for Enterprise Linux (v.5) RHSA-2009:1461 2009-09-23
Red Hat JBoss Enterprise Web Server 1 for RHEL 5 Server RHSA-2010:0011 2010-01-06
Red Hat Enterprise Linux 3 (httpd) RHSA-2009:1579 2009-11-11
Red Hat Enterprise Linux 4 (httpd) RHSA-2009:1580 2009-11-11
Red Hat JBoss Web Server 1.0 for RHEL 4 AS (httpd22) RHSA-2010:0011 2010-01-06
Red Hat Enterprise Linux 5 (httpd) RHSA-2009:1579 2009-11-11
Red Hat Certificate System 7.3 for 4AS RHSA-2010:0602 2010-08-04
Last Modified

CVE description copyright © 2017, The MITRE Corporation