GHSA-885r-hhpr-cc9p

ghsaUSosv

Jenkins Gogs Plugin uses non-constant time webhook token comparison

view advisory published 2023-10-25Licence: CC-BY-4.0

Jenkins Gogs Plugin 1.0.15 and earlier does not use a constant-time comparison when checking whether the provided and expected webhook token are equal. This could potentially allow attackers to use statistical methods to obtain a valid webhook token. As of publication of this advisory, there is no fix.

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2023-46657US	medium5.3	0.68% (52nd)	—	2023-10-25
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 at…

references

External citations — patches, advisories, analysis.

http://www.openwall.com/lists/oss-security/2023/10/25/2WEB
https://github.com/jenkinsci/gogs-webhook-pluginPACKAGE
https://nvd.nist.gov/vuln/detail/CVE-2023-46657ADVISORY
https://www.jenkins.io/security/advisory/2023-10-25/#SECURITY-2896WEB

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