Description
Buffer overflow in the get_string_ahref function for ProZilla 1.3.7.4 and possibly earlier, with the -ftpsearch option enabled, allows remote servers to execute arbitrary code via a search response with a crafted string in the HREF field of an <A> tag.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 3.0 | prozilla | 1:1.3.6-3woody3 | DSA-834-1 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 1
- Prozilla 1.3.7.4 - 'ftpsearch' Results Handling Buffer Overflow EDB-1238 · remote · Oct 2, 2005 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 1
- DSA-834-1 prozilla - buffer overflow Debian Security (DSA / DLA) · Mar 9, 2026
References
- DSA-834 vendor-advisory
- 17035 third-party-advisory
- 14993 vdb-entry
- 17021 third-party-advisory
- prozilla-ftpsearch-bo(22491) vdb-entry