CVE-2018-19295 Sylabs Singularity Improper Input Validation

High 7.8 Published 17 Dec 2018 Updated 5 Aug 2024

Local attackers can exploit improper input validation in Singularity to potentially escalate privileges or compromise the container environment.

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-2018-19295?

CVE-2018-19295 is a high-severity vulnerability in n/a, published on 17 Dec 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Sylabs Singularity 2.4 to 2.6 allows local users to conduct Improper Input Validation attacks.

Weakness: CWE-20

Which versions are affected by CVE-2018-19295?

2 open source packages ship an affected version, including github.com/sylabs/singularity. It affects 1 product.

Package	Affected	Fixed in
`github.com/sylabs/singularity` Go	From `2.4.0`	`2.6.1`
`github.com/sylabs/singularity` Go	From `2.4.0`	`2.6.1`

Linux distribution packages (2)

`singularity` SUSE:Package Hub 15	All versions	`2.6.1-bp150.3.6.1`
`singularity` openSUSE:Leap 15.0	All versions	`2.6.1-bp150.3.6.1`

Products include Sylabs Singularity.

How do I fix CVE-2018-19295?

Upgrade github.com/sylabs/singularity to 2.6.1 or later.

Is CVE-2018-19295 being exploited?

There is no known exploitation of CVE-2018-19295 in the wild and no public exploit code.

Sources

Also known as GHSA-p83v-8vmr-qfv9, UBUNTU-CVE-2018-19295, openSUSE-SU-2019:0009-1.