CVE-2014-3711 Denial of service in n/a

Medium 5.0 Published 27 Oct 2014 Updated 6 Aug 2024

Remote attackers can cause memory exhaustion and denial of service in FreeBSD by triggering path lookups for nonexistent names.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2014-3711?

CVE-2014-3711 is a medium-severity denial of service vulnerability in Freebsd Freebsd, published on 27 Oct 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

namei in FreeBSD 9.1 through 10.1-RC2 allows remote attackers to cause a denial of service (memory exhaustion) via vectors that trigger a sandboxed process to look up a large number of nonexistent path names.

Weakness: CWE-399

Which versions are affected by CVE-2014-3711?

It affects 1 product.

Products include Freebsd Freebsd.

How do I fix CVE-2014-3711?

Apply the vendor's patch.

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-2014-3711 being exploited?

There is no known exploitation of CVE-2014-3711 in the wild and no public exploit code.

All Freebsd Freebsd vulnerabilities

Sources

Also known as GHSA-gjgw-x7x9-348x.