CVE-2017-18018

Impact:
Moderate
Public Date:
2017-12-20
CWE:
CWE-362
Bugzilla:
1532284: CVE-2017-18018 coreutils: race condition vulnerability in chown and chgrp

The MITRE CVE dictionary describes this issue as:

In GNU Coreutils through 8.29, chown-core.c in chown and chgrp does not prevent replacement of a plain file with a symlink during use of the POSIX "-R -L" options, which allows local users to modify the ownership of arbitrary files by leveraging a race condition.

Find out more about CVE-2017-18018 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 4.2
CVSS3 Base Metrics CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:L
Attack Vector Local
Attack Complexity High
Privileges Required Low
User Interaction Required
Scope Unchanged
Confidentiality Low
Integrity Impact Low
Availability Impact Low

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 7 coreutils Will not fix
Red Hat Enterprise Linux 6 coreutils Will not fix
Red Hat Enterprise Linux 5 coreutils Will not fix
Red Hat Enterprise Linux 4 coreutils Will not fix

Last Modified

CVE description copyright © 2017, The MITRE Corporation

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