CVE-2023-38999 Cross-site request forgery in n/a

Medium 6.5 Published 9 Aug 2023 Updated 10 Oct 2024

Attackers can trigger a denial of service by forcing an authenticated admin to visit a malicious link that halts the OPNsense system.

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-2023-38999?

CVE-2023-38999 is a medium-severity vulnerability in n/a, published on 9 Aug 2023. 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 Cross-Site Request Forgery (CSRF) in the System Halt API (/system/halt) of OPNsense Community Edition before 23.7 and Business Edition before 23.4.2 allows attackers to cause a Denial of Service (DoS) via a crafted GET request.

Weakness: CWE-352

Which versions are affected by CVE-2023-38999?

It affects 1 product.

Products include Opnsense Opnsense.

How do I fix CVE-2023-38999?

No fix has been published for CVE-2023-38999 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-38999 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-38999 exists.

Sources

Also known as GHSA-hgxq-q79f-jvrh.