CVE-2007-3342 Cross-site scripting in n/a

Medium 4.3 Published 21 Jun 2007 Updated 7 Aug 2024

Remote attackers can inject arbitrary web script or HTML via malformed comments in Movable Type, requiring user interaction to execute.

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-2007-3342?

CVE-2007-3342 is a medium-severity cross-site scripting vulnerability in n/a, published on 21 Jun 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

Multiple cross-site scripting (XSS) vulnerabilities in Movable Type (MT) before 3.34 allow remote attackers to inject arbitrary web script or HTML via comments that have (1) a malformed SGML numeric character reference with a '\0' (0x00) character in a javascript: URI or (2) an attribute in an element that lacks the '>' character at the end of the start tag, a different vulnerability than CVE-2007-0231.

Which versions are affected by CVE-2007-3342?

It affects 1 product.

Products include Six Apart Movable Type.

How do I fix CVE-2007-3342?

No fix has been published for CVE-2007-3342 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2007-3342 being exploited?

There is no known exploitation of CVE-2007-3342 in the wild and no public exploit code.

Sources

Also known as GHSA-qvf8-hcv3-phxr.