Vulnerability Details 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 15.8%
CVSS Severity
CVSS v2 Score 3.7
References
- http://secunia.com/advisories/54861
- http://svnweb.freebsd.org/base?view=revision&revision=255442
- http://www.debian.org/security/2013/dsa-2769
- http://www.freebsd.org/security/advisories/FreeBSD-SA-13:13.nullfs.asc
- http://www.securitytracker.com/id/1029015
- http://secunia.com/advisories/54861
- http://svnweb.freebsd.org/base?view=revision&revision=255442
- http://www.debian.org/security/2013/dsa-2769
- http://www.freebsd.org/security/advisories/FreeBSD-SA-13:13.nullfs.asc
- http://www.securitytracker.com/id/1029015
Products affected by CVE-2013-5710
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cpe:2.3:o:freebsd:freebsd:8.0
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cpe:2.3:o:freebsd:freebsd:8.3
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cpe:2.3:o:freebsd:freebsd:8.4
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cpe:2.3:o:freebsd:freebsd:9.0
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cpe:2.3:o:freebsd:freebsd:9.1
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cpe:2.3:o:freebsd:freebsd:9.2