CVE-2013-5710

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 v2.0 3.7 LOW

3.7^/10

CVSS v2.0 : LOW

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

Exploitability : 1.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity HIGH

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://www.freebsd.org/security/advisories/FreeBSD-SA-13:13.nullfs.asc	Vendor Advisory
http://www.securitytracker.com/id/1029015
http://svnweb.freebsd.org/base?view=revision&revision=255442
http://www.debian.org/security/2013/dsa-2769
http://secunia.com/advisories/54861

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:freebsd:freebsd:8.0:::::::*
	cpe:2.3:o:freebsd:freebsd:8.3:::::::*
	cpe:2.3:o:freebsd:freebsd:8.4:::::::*
	cpe:2.3:o:freebsd:freebsd:9.0:::::::*
	cpe:2.3:o:freebsd:freebsd:9.1:::::::*
	cpe:2.3:o:freebsd:freebsd:9.2:::::::*

Information

Published : 2013-09-23 13:55

Updated : 2013-10-23 20:48

NVD link : CVE-2013-5710

Mitre link : CVE-2013-5710

JSON object : View

CWE

CWE-264

Permissions, Privileges, and Access Controls

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Products Affected

freebsd

freebsd

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