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CVE-2010-2020

UnknownEPSS 0.87%

Last modified

CVE-2010-2020 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 0.87% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability
0.87%

54.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
FreebsdFreebsd7.2
FreebsdFreebsd8.0
FreebsdFreebsd8.1-prerelease

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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.
How severe is CVE-2010-2020?
Severity scoring for CVE-2010-2020 is pending analysis. The EPSS model estimates a 0.87% probability of exploitation in the next 30 days.
How do I fix CVE-2010-2020?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST