vulnerability

Jenkins Advisory 2020-01-29: CVE-2020-2099: Inbound TCP Agent Protocol/3 authentication bypass

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
Title
NEW

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