7.5
CVSSv3

CVE-2021-21671

Published: 30/06/2021 Updated: 25/10/2023
CVSS v2 Base Score: 5.1 | Impact Score: 6.4 | Exploitability Score: 4.9
CVSS v3 Base Score: 7.5 | Impact Score: 5.9 | Exploitability Score: 1.6
VMScore: 454
Vector: AV:N/AC:H/Au:N/C:P/I:P/A:P

Vulnerability Summary

Jenkins 2.299 and previous versions, LTS 2.289.1 and previous versions does not invalidate the previous session on login.

Vulnerability Trend

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jenkins jenkins

Vendor Advisories

Jenkins 2299 and earlier does not invalidate the existing session on login This allows attackers to use social engineering techniques to gain administrator access to Jenkins Jenkins 2300 invalidates the existing session on login ...

Mailing Lists

Jenkins is an open source automation server which enables developers around the world to reliably build, test, and deploy their software The following releases contain fixes for security vulnerabilities: * Jenkins 2300 * Jenkins LTS 22892 * CAS Plugin 161 * requests-plugin 227, 228, and 2213 * Selenium HTML report Plugin 11 Summari ...