CVE-2004-2363 Cross-site scripting in n/a

Medium 4.3 Published Updated

Remote attackers can execute cross-site scripting attacks in PHPX by using hex-encoded tags to bypass input validation checks.

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-2004-2363?

CVE-2004-2363 is a medium-severity cross-site scripting vulnerability in n/a, published on 16 Aug 2005. 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

Validate-Before-Canonicalize vulnerability in the checkURI function in functions.inc.php in PHPX 3.0 through 3.2.6 allows remote attackers to conduct cross-site scripting (XSS) attacks via hex-encoded tags, which bypass the check for literal "<", ">", "(", and ")" characters, as demonstrated using the limit parameter to forums.php and a variety of other vectors.

Which versions are affected by CVE-2004-2363?

It affects 1 product.

Products include Phpx Phpx.

How do I fix CVE-2004-2363?

No fix has been published for CVE-2004-2363 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-2004-2363 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2004-2363 exists.

Public exploit code: 1 Exploit-DB entry.

Sources

Also known as GHSA-rw32-jvhw-2fm9.

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