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cve[email protected]CVE-2017-18018
HistoryJan 04, 2018 - 4:29 a.m.

CVE-2017-18018

2018-01-0404:29:00
CWE-362
[email protected]
web.nvd.nist.gov
63
cve-2017-18018
gnu coreutils
chown
chgrp
symlink
race condition
posix
nvd

4.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N

4.6 Medium

AI Score

Confidence

High

1.9 Low

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:L/AC:M/Au:N/C:N/I:P/A:N

0.0004 Low

EPSS

Percentile

5.2%

JSON

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.

Affected configurations

NVD
Node
gnucoreutilsRange≤8.29
CPENameOperatorVersion
gnu:coreutilsgnu coreutilsle8.29

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4.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N

4.6 Medium

AI Score

Confidence

High

1.9 Low

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:L/AC:M/Au:N/C:N/I:P/A:N

0.0004 Low

EPSS

Percentile

5.2%

JSON
Related for CVE-2017-18018
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