CVE-2012-6706: Integer Overflow
A VMSFDELTA 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].
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2012-6706?
CVE-2012-6706 has a high severity rating due to its potential for arbitrary code execution.
How do I fix CVE-2012-6706?
To fix CVE-2012-6706, upgrade Sophos Anti-Virus Threat Detection Engine to version 3.37.2 or later and UnRAR to version 5.5.5 or later.
What types of products are affected by CVE-2012-6706?
CVE-2012-6706 primarily affects Sophos Anti-Virus Threat Detection Engine and RARLAB UnRAR prior to their respective fixed versions.
What are the consequences of exploiting CVE-2012-6706?
Exploiting CVE-2012-6706 can lead to memory corruption and execution of arbitrary code on compromised systems.
Which versions of Sophos are vulnerable to CVE-2012-6706?
Versions of Sophos Anti-Virus Threat Detection Engine up to and including 3.36.2 are vulnerable to CVE-2012-6706.