vulnerability
Jenkins Advisory 2020-01-29: CVE-2020-2099: Inbound TCP Agent Protocol/3 authentication bypass
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:P/I:P/A:P) | Jan 30, 2020 | Jan 30, 2020 | Aug 11, 2025 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
Jan 30, 2020
Added
Jan 30, 2020
Modified
Aug 11, 2025
Description
Jenkins 2.213 and earlier, LTS 2.204.1 and earlier improperly reuses encryption key parameters in the Inbound TCP Agent Protocol/3, allowing unauthorized attackers with knowledge of agent names to obtain the connection secrets for those agents, which can be used to connect to Jenkins, impersonating those agents.
Solutions
jenkins-lts-upgrade-2_204_2jenkins-upgrade-2_219
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