Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2011-2500

The host_reliable_addrinfo function in support/export/hostname.c in nfs-utils before 1.2.4 does not properly use DNS to verify access to NFS exports, which allows remote attackers to mount filesystems by establishing crafted DNS A and PTR records.

Published

2014-02-15T14:57:06.567

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.5 (HIGH)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-264

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	linux-nfs	nfs-utils	≤ 1.2.3	Yes
Application	linux-nfs	nfs-utils	1.2.0	Yes
Application	linux-nfs	nfs-utils	1.2.1	Yes
Application	linux-nfs	nfs-utils	1.2.2	Yes

References

http://marc.info/?l=linux-nfs&m=130875695821953&w=2 ([email protected])
http://rhn.redhat.com/errata/RHSA-2011-1534.html ([email protected])
http://sourceforge.net/projects/nfs/files/nfs-utils/1.2.4/ ([email protected])
http://sourceforge.net/projects/nfs/files/nfs-utils/1.2.4/Changelog-nfs-utils-1.2.4/download ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=716949 ([email protected])
http://marc.info/?l=linux-nfs&m=130875695821953&w=2 (af854a3a-2127-422b-91ae-364da2661108)
http://rhn.redhat.com/errata/RHSA-2011-1534.html (af854a3a-2127-422b-91ae-364da2661108)
http://sourceforge.net/projects/nfs/files/nfs-utils/1.2.4/ (af854a3a-2127-422b-91ae-364da2661108)
http://sourceforge.net/projects/nfs/files/nfs-utils/1.2.4/Changelog-nfs-utils-1.2.4/download (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=716949 (af854a3a-2127-422b-91ae-364da2661108)