CVE-2008-7314 Denial of service in mIRC

High 7.5 Published 23 Jan 2020 Updated 7 Aug 2024

Attackers can crash the mIRC client by sending a long nickname, requiring users to upgrade to a patched version.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2008-7314?

CVE-2008-7314 is a high-severity denial of service vulnerability in mIRC, published on 23 Jan 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

mIRC before 6.35 allows attackers to cause a denial of service (crash) via a long nickname.

Weakness: CWE-400

Which versions are affected by CVE-2008-7314?

It affects 1 product.

Products include Mirc Mirc.

How do I fix CVE-2008-7314?

No fix has been published for CVE-2008-7314 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-2008-7314 being exploited?

There is no known exploitation of CVE-2008-7314 in the wild and no public exploit code.

Sources

Also known as GHSA-x9vx-7gq2-65fm.