CVE-2018-4181 Missing authorization in n/a

Medium 5.5 Published 11 Jan 2019 Updated 5 Aug 2024

An access restriction flaw in CUPS on macOS allows attackers to bypass security controls, potentially leading to privilege escalation.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: Available

What is CVE-2018-4181?

CVE-2018-4181 is a medium-severity missing authorization vulnerability in Apple Mac Os X, published on 11 Jan 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In macOS High Sierra before 10.13.5, an issue existed in CUPS. This issue was addressed with improved access restrictions.

Which versions are affected by CVE-2018-4181?

It affects 3 products.

Products include Apple Mac Os X, Canonical Ubuntu Linux, Debian Debian Linux.

How do I fix CVE-2018-4181?

Apply the vendor's patch.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2018-4181 being exploited?

There is no known exploitation of CVE-2018-4181 in the wild and no public exploit code.

All Apple Mac Os X vulnerabilities

Sources

Also known as DEBIAN-CVE-2018-4181, GHSA-4pfp-mmjh-x8v9, UBUNTU-CVE-2018-4181.