Description
Buffer overflow in the http_parse_hex function in libz/misc.c in Zervit Webserver 0.02 allows remote attackers to cause a denial of service (daemon crash) via a long URI, related to http.c.
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
- Zervit Web Server 0.02 - Remote Buffer Overflow (PoC) EDB-8447 · dos · Apr 15, 2009 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- http://zervit.svn.sourceforge.net/viewvc/zervit/trunk/src/libz/misc.c?r1=17&r2=19
- http://zervit.svn.sourceforge.net/viewvc/zervit/trunk/src/libz/misc.c?view=log
- 8447 exploit
- 20090414 Zervit Webserver Buffer Overflow mailing-list
- 53768 vdb-entry
- 34530 vdb-entry
- 34735 third-party-advisory