Home CVE Database CVE-2017-18078

CVE-2017-18078

Description

systemd-tmpfiles in systemd before 237 attempts to support ownership/permission changes on hardlinked files even if the fs.protected_hardlinks sysctl is turned off, which allows local users to bypass intended access restrictions via vectors involving a hard link to a file for which the user lacks write access, as demonstrated by changing the ownership of the /etc/passwd file.

Priority: MEDIUM
CVSS v3: 7.8
Publish Date: Jan 29, 2018
Related ID: --
CVSS v2: High
Modified Date: Jan 29, 2018

Find out more about CVE-2017-18078 from the MITRE-CVE dictionary and NIST NVD


Products Affected

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Related Products

Product Name Status Defect Fixed Downloads
Linux 7 SCP Not Vulnerable -- -- --
Linux 7 CGP Not Vulnerable -- -- --

Comments

systemd

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