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cve[email protected]CVE-2013-5710
HistorySep 23, 2013 - 8:55 p.m.

CVE-2013-5710

2013-09-2320:55:07
CWE-264
web.nvd.nist.gov
23
cve-2013-5710
nullfs
access restrictions
hardlink
freebsd
kernel
nvd

6 Medium

AI Score

Confidence

Low

3.7 Low

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.0004 Low

EPSS

Percentile

5.1%

The nullfs implementation in sys/fs/nullfs/null_vnops.c in the kernel in FreeBSD 8.3 through 9.2 allows local users with certain permissions to bypass access restrictions via a hardlink in a nullfs instance to a file in a different instance.

Affected configurations

NVD
Node
freebsdfreebsdMatch8.0
OR
freebsdfreebsdMatch8.3
OR
freebsdfreebsdMatch8.4
OR
freebsdfreebsdMatch9.0
OR
freebsdfreebsdMatch9.1
OR
freebsdfreebsdMatch9.2

6 Medium

AI Score

Confidence

Low

3.7 Low

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.0004 Low

EPSS

Percentile

5.1%