CVE-2018-2808 Denial of service in Solaris Operating System

Medium 5.0 Published 19 Apr 2018 Updated 3 Oct 2024

A low-privileged attacker can cause a complete denial of service on Solaris by triggering a kernel crash, requiring user interaction.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2018-2808?

CVE-2018-2808 is a medium-severity denial of service vulnerability in Oracle Solaris, published on 19 Apr 2018. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Vulnerability in the Solaris component of Oracle Sun Systems Products Suite (subcomponent: Kernel). The supported version that is affected is 11.3. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Solaris executes to compromise Solaris. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Solaris. CVSS 3.0 Base Score 5.0 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H).

Which versions are affected by CVE-2018-2808?

It affects 1 product.

Products include Oracle Solaris.

How do I fix CVE-2018-2808?

No fix has been published for CVE-2018-2808 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-2018-2808 being exploited?

There is no known exploitation of CVE-2018-2808 in the wild and no public exploit code.

All Oracle Solaris vulnerabilities

Sources

Also known as GHSA-44fm-cmx2-hmq6.