CVE-2019-16113 Path traversal in n/a

High 8.8 Published Updated

Attackers can achieve remote code execution in Bludit by uploading malicious PHP code disguised as images and writing it to arbitrary paths.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2019-16113?

CVE-2019-16113 is a high-severity path traversal vulnerability in n/a, published on 8 Sep 2019. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Bludit 3.9.2 allows remote code execution via bl-kernel/ajax/upload-images.php because PHP code can be entered with a .jpg file name, and then this PHP code can write other PHP code to a ../ pathname.

Weakness: CWE-22

Which versions are affected by CVE-2019-16113?

It affects 1 product.

Products include Bludit Bludit.

How do I fix CVE-2019-16113?

No fix has been published for CVE-2019-16113 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2019-16113 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-16113 exists.

Public exploit code: 1 Metasploit module, 3 Exploit-DB entries and 8 proofs of concept on GitHub.

Sources

Also known as GHSA-ch69-hjrw-4hf3.

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