CVE-2020-18178 Path traversal in n/a

Critical 9.8 Published 18 May 2021 Updated 4 Aug 2024

Remote attackers can view, edit, and delete arbitrary files in HongCMS via a crafted POST request to the language admin component.

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-2020-18178?

CVE-2020-18178 is a critical path traversal vulnerability in n/a, published on 18 May 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Path Traversal in HongCMS v4.0.0 allows remote attackers to view, edit, and delete arbitrary files via a crafted POST request to the component "/hcms/admin/index.php/language/ajax."

Weakness: CWE-22

Which versions are affected by CVE-2020-18178?

It affects 1 product.

Products include Hongcms Project Hongcms.

How do I fix CVE-2020-18178?

No fix has been published for CVE-2020-18178 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-2020-18178 being exploited?

There is no known exploitation of CVE-2020-18178 in the wild and no public exploit code.

Sources

Also known as GHSA-7hqp-x3x5-hp75.