CVE-2007-2845 Memory corruption in n/a

Critical 9.3 Published 24 May 2007 Updated 7 Aug 2024

Remote attackers can execute arbitrary code via a crafted CAB archive due to a heap-based buffer overflow in avast! Anti-Virus Managed Client.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2007-2845?

CVE-2007-2845 is a critical memory corruption vulnerability in n/a, published on 24 May 2007. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Heap-based buffer overflow in the CAB unpacker in avast! Anti-Virus Managed Client before 4.7.700 allows user-assisted remote attackers to execute arbitrary code via a crafted CAB archive, resulting from an "integer cast around".

Which versions are affected by CVE-2007-2845?

It affects 1 product.

Products include Avast Avast Antivirus.

How do I fix CVE-2007-2845?

No fix has been published for CVE-2007-2845 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2007-2845 being exploited?

There is no known exploitation of CVE-2007-2845 in the wild and no public exploit code.

Sources

Also known as GHSA-hp9h-7wrh-x4j5.