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OpenSER OSP Module remote code execution
From: sapheal () hack pl
Date: Thu, 28 Dec 2006 13:22:38 +0100
Synopsis: OpenSER OSP Module remote code execution
A critical security vulnerability has been found in OpenSER Open
Settlement Protocol (OSP) module. OSP is an ETSI defined standard
for Inter-Domain VoIP pricing,authorization and usage exchange.
int validateospheader (struct sip_msg* msg, char* ignore1, char* ignore2)
This following fuction suffers from buffer overflow vulnerability, which
leads to memory corruption conditions. Due to memory corruption conditions
remote code execution is possible.
OpenSER <= 1.1.0
Proper boundary checking.
Exploitation might be conducted by preparing a specially crafted
Michał Bućko - sapheal
Senior Security Specialist
- OpenSER OSP Module remote code execution sapheal (Dec 28)