Jenkins 2.218 and earlier, LTS 2.204.1 and earlier exposed session identifiers on a user's detail object in the whoAmI diagnostic page.
https://access.redhat.com/errata/RHSA-2020:0683
https://access.redhat.com/errata/RHSA-2020:0681
https://access.redhat.com/errata/RHBA-2020:0675
https://access.redhat.com/errata/RHBA-2020:0402
http://www.openwall.com/lists/oss-security/2020/01/29/1
https://jenkins.io/security/advisory/2020-01-29/#SECURITY-1695
Source: Mitre, NVD
Published: 2020-01-29
Updated: 2024-11-21
Base Score: 4
Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:P/A:N
Severity: Medium
Base Score: 5.4
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS: 0.42161