CVE-2011-4106 File upload in n/a

Medium 6.8 Published Updated

Remote attackers can upload and execute arbitrary code by bypassing domain whitelist validation in the TimThumb image script.

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-2011-4106?

CVE-2011-4106 is a medium-severity vulnerability in n/a, published on 26 Oct 2013. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

TimThumb (timthumb.php) before 2.0 does not validate the entire source with the domain white list, which allows remote attackers to upload and execute arbitrary code via a URL containing a white-listed domain in the src parameter, then accessing it via a direct request to the file in the cache directory, as exploited in the wild in August 2011.

Weakness: CWE-20

Which versions are affected by CVE-2011-4106?

It affects 1 product.

Products include Binarymoon Timthumb.

How do I fix CVE-2011-4106?

No fix has been published for CVE-2011-4106 yet. Limit exposure of the affected software until one is available.

Is CVE-2011-4106 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2011-4106 exists.

Public exploit code: 2 Exploit-DB entries.

Sources

Also known as GHSA-h589-v7r4-6pgf.

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