CVE-2009-3094 Null dereference in n/a

What is CVE-2009-3094?

CVE-2009-3094 is a low-severity vulnerability in Apache Http Server, published on 8 Sep 2009. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

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.

Weakness: CWE-476

Which versions are affected by CVE-2009-3094?

It affects 3 products.

Products include Apache Http Server, Debian Debian Linux, Fedoraproject Fedora.

How do I fix CVE-2009-3094?

Upgrade to a fixed version.

Is CVE-2009-3094 being exploited?

There is no known exploitation of CVE-2009-3094 in the wild and no public exploit code.

Other vulnerabilities in Apache Http Server

• CVE-2021-42013 Apache HTTP Server Path Traversal Exploited Critical 9.8
• CVE-2024-38475 Apache HTTP Server Improper Escaping of Output Exploited Critical 9.1
• CVE-2021-40438 Apache HTTP Server-Side Request Forgery (SSRF) Exploited Critical 9.0
• CVE-2019-0211 Apache HTTP Server Privilege Escalation Exploited High 7.8
• CVE-2021-41773 Apache HTTP Server Path Traversal Exploited High 7.5

All Apache Http Server vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2009-3094, GHSA-vg4c-4xc2-v43h.