VulnerabilityModified
CVE-2022-36885
Jenkins GitHub Plugin 1.34.4 and earlier uses a non-constant time comparison function when checking whether the provided and computed webhook signatures are equal, allowing attackers to use statistical methods to obtain a valid webhook signature.
MEDIUM 5.3EPSS 0.84%
Does this matter?
Lower severity and a low EPSS score (0.84%). Track it; it rarely justifies an emergency change on its own.
Description
Jenkins GitHub Plugin 1.34.4 and earlier uses a non-constant time comparison function when checking whether the provided and computed webhook signatures are equal, allowing attackers to use statistical methods to obtain a valid webhook signature.
- CVSS 3.1
- 5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- EPSS
- 0.84% probability · 56th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-203
- Affected
- jenkins/github
- Source
- jenkinsci-cert@googlegroups.com
References
- http://www.openwall.com/lists/oss-security/2022/07/27/1Mailing List, Third Party Advisory
- https://www.jenkins.io/security/advisory/2022-07-27/#SECURITY-1849Vendor Advisory
- http://www.openwall.com/lists/oss-security/2022/07/27/1Mailing List, Third Party Advisory
- https://www.jenkins.io/security/advisory/2022-07-27/#SECURITY-1849Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.