CVE-2007-1672 Denial of service in n/a

High 7.8 Published 9 May 2007 Updated 7 Aug 2024

Remote attackers can cause a denial of service in avast! antivirus by tricking users into opening a malicious ZOO archive.

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-2007-1672?

CVE-2007-1672 is a high-severity denial of service vulnerability in n/a, published on 9 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

avast! antivirus before 4.7.981 allows remote attackers to cause a denial of service (infinite loop) via a ZOO archive with a direntry structure that points to a previous file.

Which versions are affected by CVE-2007-1672?

It affects 1 product.

Products include Avast Avast Antivirus.

How do I fix CVE-2007-1672?

No fix has been published for CVE-2007-1672 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2007-1672 being exploited?

There is no known exploitation of CVE-2007-1672 in the wild and no public exploit code.

Sources

Also known as GHSA-g4x2-2pr8-cq33.