CVE-2013-5710

Severity

37%

Complexity

19%

Confidentiality

106%

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.

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.

CVSS 2.0 Base Score 3.7. CVSS Attack Vector: local. CVSS Attack Complexity: high. CVSS Vector: (AV:L/AC:H/Au:N/C:P/I:P/A:P).

Overview

Type

FreeBSD

First reported 11 years ago

2013-09-23 20:55:00

Last updated 11 years ago

2013-10-24 03:48:00

Affected Software

FreeBSD 8.0

8.0

FreeBSD 8.3

8.3

FreeBSD 8.4

8.4

FreeBSD 9.0

9.0

FreeBSD 9.1

9.1

References

54861

http://svnweb.freebsd.org/base?view=revision&revision=255442

DSA-2769

FreeBSD-SA-13:13

Vendor Advisory

1029015

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