Rapid7 Vulnerability & Exploit Database

Jenkins Advisory 2017-11-08: Unsafe use of user names as directory names

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Jenkins Advisory 2017-11-08: Unsafe use of user names as directory names

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
11/13/2017
Created
07/25/2018
Added
11/13/2017
Modified
11/15/2017

Description

Jenkins stores metadata related to , which encompasses actual user accounts, as well as users appearing in SCM, in directories corresponding to the user ID on disk. These directories used the user ID for their name without additional escaping. This potentially resulted in a number of problems, such as the following:This is not limited to the security realm, other security realms such as LDAP may allow users to create user names that result in problems in Jenkins.User names are now transformed into a filesystem-safe representation that is used as directory name.

Solution(s)

  • jenkins-lts-upgrade-2_73_3

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