cve/2012/CVE-2012-6706.md

CVE-2012-6706

Description

A VMSF_DELTA memory corruption was discovered in unrar before 5.5.5, as used in Sophos Anti-Virus Threat Detection Engine before 3.37.2 and other products, that can lead to arbitrary code execution. An integer overflow can be caused in DataSize+CurChannel. The result is a negative value of the "DestPos" variable, which allows the attacker to write out of bounds when setting Mem[DestPos].

POC

Reference

• http://telussecuritylabs.com/threats/show/TSL20121207-01
• https://lock.cmpxchg8b.com/sophailv2.pdf

Github

• https://github.com/ARPSyndicate/cvemon
• https://github.com/abge0386/Final-Project