WinRAR file extension buffer overflow
| winrar-file-extension-bo (11134) |  High Risk |
Description:
WinRAR is vulnerable to a buffer overflow, caused by improper handling of long file extensions when opening archives. By creating a file archive containing a compressed file with an overly long file extension, a local attacker could overflow a buffer and execute arbitrary code on the system with elevated privileges, once the archived file is opened.
Platforms Affected:
- WinRAR, WinRAR 3.10 and prior
Remedy:
Upgrade to the latest version of WinRAR (3.11 or later), available from the RARLAB Web site. See References.
Consequences:
Gain Privileges
References:
- BugTraq Mailing List, 2003-01-21 14:42:34, WinRAR buffer overflow vulnerability at http://marc.theaimsgroup.com/?l=bugtraq&m=104326596330542&w=2.
- RARLAB Web site, WinRAR archiver, the best tool to process RAR and ZIP files at http://www.rarlab.com/.
- BID-6664: WinRAR Archive File Extension Buffer Overrun Vulnerability
Reported:
Jan 21, 2003
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