Description
Directory traversal vulnerability in error.php in PostNuke 0.763 and earlier allows remote attackers to include and execute arbitrary local files via a .. (dot dot) in the PNSVlang (PNSV lang) cookie, as demonstrated by injecting PHP sequences into an Apache HTTP Server log file, which is then included by error.php.
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
- PostNuke 0.763 - 'PNSV lang' Remote Code Execution EDB-2707 · webapps · Nov 3, 2006 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- 2707 exploit
- 22983 third-party-advisory
- 21218 vdb-entry
- http://community.postnuke.com/Article2787.htm
- postnuke-pnapi-file-include(29992) vdb-entry
- 20897 vdb-entry