CVE-2006-0805 Security feature bypass in n/a

High 7.5 Published 21 Feb 2006 Updated 7 Aug 2024

Remote attackers can bypass CAPTCHA controls in php-Nuke by replaying fixed challenge/response pairs derived from the User Agent.

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-2006-0805?

CVE-2006-0805 is a high-severity vulnerability in Francisco Burzi Php-Nuke, published on 21 Feb 2006. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The CAPTCHA functionality in php-Nuke 6.0 through 7.9 uses fixed challenge/response pairs that only vary once per day based on the User Agent (HTTP_USER_AGENT), which allows remote attackers to bypass CAPTCHA controls by fixing the User Agent, performing a valid challenge/response, then replaying that pair in the random_num and gfx_check parameters.

Which versions are affected by CVE-2006-0805?

It affects 1 product.

Products include Francisco Burzi Php-Nuke.

How do I fix CVE-2006-0805?

No fix has been published for CVE-2006-0805 yet. Limit exposure of the affected software until one is available.

Is CVE-2006-0805 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2006-0805 exists.

Public exploit code: 1 Exploit-DB entry.

All Francisco Burzi Php-Nuke vulnerabilities

Sources

Also known as GHSA-7q52-9rpc-8p4f.