CVE-2018-0397 Denial of service in Cisco AMP for Endpoints Mac Connector unknown

Medium 5.9 Published 1 Aug 2018 Updated 26 Nov 2024

Remote attackers can cause a kernel panic and denial of service on macOS systems running Cisco AMP for Endpoints in specific network blocking modes.

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-2018-0397?

CVE-2018-0397 is a medium-severity denial of service vulnerability in Cisco AMP for Endpoints Mac Connector unknown, published on 1 Aug 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A vulnerability in Cisco AMP for Endpoints Mac Connector Software installed on Apple macOS 10.12 could allow an unauthenticated, remote attacker to cause a kernel panic on an affected system, resulting in a denial of service (DoS) condition. The vulnerability exists if the affected software is running in Block network conviction mode. Exploitation could occur if the system that is running the affected software starts a server process and an address in the IP blacklist cache of the affected software attempts to connect to the affected system. A successful exploit could allow the attacker to cause a kernel panic on the system that is running the affected software, resulting in a DoS condition. Cisco Bug IDs: CSCvk08192.

Weakness: CWE-399

Which versions are affected by CVE-2018-0397?

It affects 1 product.

Products include Cisco Advanced Malware Protection for Endpoints.

How do I fix CVE-2018-0397?

No fix has been published for CVE-2018-0397 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2018-0397 being exploited?

There is no known exploitation of CVE-2018-0397 in the wild and no public exploit code.

Sources

Also known as GHSA-jvjr-3m4w-2qgj.