CVE-2018-18380 Auth bypass in n/a

Medium 5.4 Published 19 Oct 2018 Updated 5 Aug 2024

Attackers can hijack admin sessions by exploiting session fixation in Bigtree CMS, allowing unauthorized administrative access.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2018-18380?

CVE-2018-18380 is a medium-severity authentication bypass vulnerability in n/a, published on 19 Oct 2018. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

A Session Fixation issue was discovered in Bigtree before 4.2.24. admin.php accepts a user-provided PHP session ID instead of regenerating a new one after a user has logged in to the application. The Session Fixation could allow an attacker to hijack an admin session.

Weakness: CWE-384

Which versions are affected by CVE-2018-18380?

It affects 1 product.

Products include Bigtreecms Bigtree Cms.

How do I fix CVE-2018-18380?

No fix has been published for CVE-2018-18380 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2018-18380 being exploited?

There is no known exploitation of CVE-2018-18380 in the wild and no public exploit code.

Sources

Also known as GHSA-qw2p-v864-678m.