Description
The nfsrvd_readdir function in sys/fs/nfsserver/nfs_nfsdport.c in the new NFS server in FreeBSD 8.0 through 9.1-RELEASE-p3 does not verify that a READDIR request is for a directory node, which allows remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code by specifying a plain file instead of a directory.
Metrics
CVSS 2.0 7.5/10
AV:N/AC:L/Au:N/C:P/I:P/A:PWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://secunia.com/advisories/53241
- http://www.debian.org/security/2013/dsa-2672
- http://www.freebsd.org/security/advisories/FreeBSD-SA-13:05.nfsserver.ascPatch, Vendor Advisory
- http://www.securitytracker.com/id/1028491
- http://secunia.com/advisories/53241
- http://www.debian.org/security/2013/dsa-2672
- http://www.freebsd.org/security/advisories/FreeBSD-SA-13:05.nfsserver.ascPatch, Vendor Advisory
- http://www.securitytracker.com/id/1028491
Timeline
- Published
- May 2, 2013
- Last modified
- Jun 16, 2026
- NVD status
- Modified