CVE-2010-2020

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Published May 28, 2010 CVSS 2.0 · 6.9 Medium EPSS < 1% KEV · Not listed

Description

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.

Analysis

No analysis available yet

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

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

No data.

No data available yet.

Remediation

No remediation available yet

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2010-2040	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.

Metrics

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

Access Vector Local

Access Complexity Medium

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.867% probability within 30 days)

Key SSVC decision points have not yet been added.

References

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

History

No history.

Subscriptions

Freebsd Freebsd

Weaknesses

CWE-20
Improper Input Validation

Sources

CVE record Updated: Aug 7, 2024, 2:17 AM

Status: PUBLISHED
Assigner: freebsd
Published: May 28, 2010, 6:00 PM
Updated: Aug 7, 2024, 2:17 AM
Reserved: May 24, 2010, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 16, 2026, 11:19 PM

Status: Modified
Published: May 28, 2010, 6:30 PM
Modified: Jun 16, 2026, 11:19 PM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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