Title: Apache Tcl mod_tcl set_var Function Remote Format String
Info
Disclosure
Oct 13, 2006
Discovery
Aug 16, 2006
Dates
Exploit
Unknown
Solution
Unknown
Description
A remote format string vulnerability exists in mod_tcl for the Apache HTTP server. There are format string errors in tcl_cmds.c and tcl_core.c when calling the "set_var()" with user supplied input. With a specially crafted request, an attacker can cause the execution of arbitrary code.
Classification
Location:
Remote / Network Access,
Local / Remote,
Context Dependent
Attack Type:
Input Manipulation
Impact:
Loss of Integrity
Exploit:
Exploit Private,
Exploit Unknown
Disclosure:
OSVDB Verified
Solution
Upgrade to version 1.0.1 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.