CVE-2009-2702 Security feature bypass in n/a

High 7.5 Published 8 Sep 2009 Updated 7 Aug 2024

Man-in-the-middle attackers can spoof SSL servers by exploiting null byte handling in KDE KSSL certificate validation.

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

What is CVE-2009-2702?

CVE-2009-2702 is a high-severity vulnerability in n/a, published on 8 Sep 2009. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

KDE KSSL in kdelibs 3.5.4, 4.2.4, and 4.3 does not properly handle a '\0' character in a domain name in the Subject Alternative Name field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.

Weakness: CWE-310

Which versions are affected by CVE-2009-2702?

It affects 1 product.

Products include Kde Kdelibs.

How do I fix CVE-2009-2702?

Apply the vendor's patch.

Is CVE-2009-2702 being exploited?

There is no known exploitation of CVE-2009-2702 in the wild and no public exploit code.

Sources

Also known as DSA-1916-1, GHSA-65q5-4r9q-gp26.