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Jenkins Advisory 2017-11-08: CVE-2017-1000391: Unsafe use of user names as directory names

Severity CVSS Published Added Modified
5 (AV:N/AC:M/Au:S/C:N/I:P/A:P) November 19, 2017 November 19, 2017 February 11, 2018

Description

Jenkins versions 2.88 and earlier and 2.73.2 and earlier stores metadata related to 'people', 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, potentially resulting in problems like overwriting of unrelated configuration files.

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References

Solution

jenkins-lts-upgrade-2_73_3

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