CVE-2007-2846 Memory corruption in n/a
Remote attackers can execute arbitrary code via a crafted SIS archive due to a heap-based buffer overflow in the avast! Anti-Virus Managed Client unpacker.
- 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-2007-2846?
CVE-2007-2846 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 SIS unpacker in avast! Anti-Virus Managed Client before 4.7.700 allows user-assisted remote attackers to execute arbitrary code via a crafted SIS archive, resulting from an "integer cast around."
Weakness: CWE-119
Which versions are affected by CVE-2007-2846?
It affects 2 products.
Products include Avas\!t Avast\! Antivirus, Avast\! Avast\! Antivirus.
How do I fix CVE-2007-2846?
No fix has been published for CVE-2007-2846 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-2007-2846 being exploited?
There is no known exploitation of CVE-2007-2846 in the wild and no public exploit code.
Sources
Also known as GHSA-pxp4-5rm6-xqjp.