CVE-2020-29177 Path traversal in n/a

Critical 9.1 Published 2 Dec 2021 Updated 4 Aug 2024

An attacker can delete arbitrary files on the server via the app_del.php script in Z-BlogPHP.

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-2020-29177?

CVE-2020-29177 is a critical path traversal vulnerability in n/a, published on 2 Dec 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Z-BlogPHP v1.6.1.2100 was discovered to contain an arbitrary file deletion vulnerability via \app_del.php.

Which versions are affected by CVE-2020-29177?

It affects 1 product.

Products include Zblogcn Z-Blogphp.

How do I fix CVE-2020-29177?

No fix has been published for CVE-2020-29177 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-2020-29177 being exploited?

There is no known exploitation of CVE-2020-29177 in the wild and no public exploit code.

Sources

Also known as GHSA-39r8-3fqx-c3cj.