CVE-2010-2020

sys/nfsclient/nfs_vfsops.c in the NFS client in the kernel in FreeBSD 7.2 through 8.1-PRERELEASE, when vfs.usermount is enabled, does not validate the length of a certain fhsize parameter, which allows local users to gain privileges via a crafted mount request.

CVSS v2.0 6.9 MEDIUM

6.9^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:M/Au:N/C:C/I:C/A:C

Exploitability : 3.4 / Impact : 10.0

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
http://securitytracker.com/id?1024039
http://security.FreeBSD.org/advisories/FreeBSD-SA-10:06.nfsclient.asc	Vendor Advisory
http://www.exploit-db.com/exploits/14002
http://www.exploit-db.com/exploits/14003

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:freebsd:freebsd:8.0:::::::*
	cpe:2.3:o:freebsd:freebsd:7.2:::::::*
	cpe:2.3:o:freebsd:freebsd:8.1-prerelease:::::::*
	cpe:2.3:o:freebsd:freebsd:7.2:stable::::::
	cpe:2.3:o:freebsd:freebsd:7.2:pre-release::::::

Information

Published : 2010-05-28 11:30

Updated : 2012-11-05 20:41

NVD link : CVE-2010-2020

Mitre link : CVE-2010-2020

JSON object : View

CWE

CWE-20

Improper Input Validation

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Products Affected

freebsd

freebsd

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