CVE-2018-12678 Server-side request forgery in n/a

Critical 9.8 Published 22 Jun 2018 Updated 17 Sep 2024

Remote attackers can bypass access restrictions or conduct SSRF attacks via unvalidated websocket parameters in Portainer.

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-2018-12678?

CVE-2018-12678 is a critical server-side request forgery vulnerability in n/a, published on 22 Jun 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Portainer before 1.18.0 supports unauthenticated requests to the websocket endpoint with an unvalidated id query parameter for the /websocket/exec endpoint, which allows remote attackers to bypass intended access restrictions or conduct SSRF attacks.

Weakness: CWE-918

Which versions are affected by CVE-2018-12678?

It affects 1 product.

Products include Portainer Portainer.

How do I fix CVE-2018-12678?

No fix has been published for CVE-2018-12678 yet. Limit exposure of the affected software until one is available.

Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.

Is CVE-2018-12678 being exploited?

There is no known exploitation of CVE-2018-12678 in the wild and no public exploit code.

Sources

Also known as GHSA-hjhc-cm5p-86hq.