CVE-2023-46657 Jenkins Gogs Plugin uses non-constant time webhook token comparison

What is CVE-2023-46657?

CVE-2023-46657 is a medium-severity vulnerability in Jenkins Gogs Plugin, published on 25 Oct 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Jenkins Gogs Plugin 1.0.15 and earlier uses a non-constant time comparison function when checking whether the provided and expected webhook token are equal, potentially allowing attackers to use statistical methods to obtain a valid webhook token.

Weakness: CWE-697

Which versions are affected by CVE-2023-46657?

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

Products include Jenkins Gogs.

How do I fix CVE-2023-46657?

No fix has been published for CVE-2023-46657 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-46657 being exploited?

There is no known exploitation of CVE-2023-46657 in the wild and no public exploit code.

Other vulnerabilities in Jenkins Gogs Plugin

• CVE-2019-10348 Jenkins Gogs Plugin stored credentials in plain text High 8.8
• CVE-2023-40348 Jenkins Gogs Plugin vulnerable to unsafe default behavior and information disclosure Medium 5.3
• CVE-2023-40349 Jenkins Gogs Plugin vulnerable to unsafe default behavior and information disclosure Medium 5.3

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-885r-hhpr-cc9p.