CVE-2023-40339 Jenkins Config File Provider Plugin improper credential masking vulnerability

High 7.5 Published 16 Aug 2023 Updated 8 Oct 2024

Attackers can read sensitive credentials from build logs because the Jenkins Config File Provider Plugin fails to mask them.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2023-40339?

CVE-2023-40339 is a high-severity vulnerability in Jenkins Config File Provider Plugin, published on 16 Aug 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Jenkins Config File Provider Plugin 952.va_544a_6234b_46 and earlier does not mask (i.e., replace with asterisks) credentials specified in configuration files when they're written to the build log.

Which versions are affected by CVE-2023-40339?

2 open source packages ship an affected version, including org.jenkins-ci.plugins:config-file-provider. It affects 1 product.

Package	Affected	Fixed in
`org.jenkins-ci.plugins:config-file-provider` Maven	All versions	`953.v0432a`
`org.jenkins-ci.plugins:config-file-provider` Maven	All versions	`953.v0432a`

Products include Jenkins Config File Provider.

How do I fix CVE-2023-40339?

Upgrade org.jenkins-ci.plugins:config-file-provider to 953.v0432a or later.

Is CVE-2023-40339 being exploited?

There is no known exploitation of CVE-2023-40339 in the wild and no public exploit code.

Sources

Also known as GHSA-pv2g-vm98-vjxf.