Description
Stack-based buffer overflow in the logging function in the Unreal engine, possibly 2003 and 2004, as used in the internal web server, allows remote attackers to cause a denial of service (application crash) via a request for a long .gif filename in the images/ directory, related to conversion from Unicode to ASCII.
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
- Epic Games Unreal Engine Logging Function - Remote Denial of Service EDB-30513 · dos · Aug 20, 2007 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- unreal-logging-bo(36102) vdb-entry
- 20070818 Unexploitable buffer-overflow in the logging function of the Unreal engine mailing-list
- 26506 third-party-advisory
- 3039 third-party-advisory
- 25374 vdb-entry
- http://aluigi.org/poc/unrwebdos.zip
- http://aluigi.org/adv/unrwebdos-adv.txt