Improper Input Validation Affecting freebsd package, versions [8.1-prerelease,8.0]


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Not Defined
EPSS
0.04% (1st percentile)

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  • Snyk IDSNYK-UNMANAGED-FREEBSD-2382854
  • published26 Jan 2022
  • disclosed28 May 2010
  • creditUnknown

Introduced: 28 May 2010

CVE-2010-2020  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

There is no fixed version for freebsd.

Overview

Affected versions of this package are vulnerable to Improper Input Validation 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 Scores

version 3.1