tinyproxy invalid proxy request could cause memory corruption
|tinyproxy-memory-corruption (9079)||Medium Risk|
tinyproxy could allow a remote attacker to execute arbitrary commands on the system. A remote attacker could send malformed proxy requests to the server to cause allocated memory to be freed twice, which could lead to the execution of arbitrary code on the server.
Upgrade to the latest version of tinyproxy (1.5.0 or later), available from the tinyproxy Web page. See References.
For Debian GNU/Linux 3.0:
Upgrade to the latest version of tinyproxy (1.4.3-2woody2 or later), as listed in DSA 145-1. See References.
For other distributions:
Contact your vendor for upgrade or patch information.
- tinyproxy Web site: tinyproxy NEWS.
- tinyproxy Web site: tinyproxy: Release Notes. ("Fixed a bunch of memory leaks, and situations where memory was being freed twice (a potential security problem.)")
- tinyproxy Web site: tinyproxy HTTP Proxy.
- tinyproxy Web site: ChangeLog.
- BID-4731: tinyproxy HTTP Proxy Memory Corruption Vulnerability
- CVE-2002-0847: tinyproxy HTTP proxy 1.5.0, 1.4.3, and earlier allows remote attackers to execute arbitrary code via memory that is freed twice (double-free).
- DSA-145: tinyproxy -- doubly freed memory
- OSVDB ID: 5053: tinyproxy Double-Free Code Execution
- Debian Debian Linux 3.0
- tinyproxy tinyproxy 1.3.2
- tinyproxy tinyproxy 1.3.3
- tinyproxy tinyproxy 1.4.3
May 13, 2002
The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.
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