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CVE-2011-1831

UnknownEPSS 0.37%

Last modified

CVE-2011-1831 is a vulnerability of currently unknown severity. utils/mount.ecryptfs_private.c in ecryptfs-utils before 90 does not properly check mountpoint permissions, which allows local users to effectively replace any directory with a new filesystem, and consequently gain privileges, via a mount system call.. EPSS estimates a 0.37% chance of exploitation in the next 30 days.

Description

utils/mount.ecryptfs_private.c in ecryptfs-utils before 90 does not properly check mountpoint permissions, which allows local users to effectively replace any directory with a new filesystem, and consequently gain privileges, via a mount system call.

Metrics

EPSS Probability
0.37%

28.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
EcryptfsEcryptfs-Utils<= 89
EcryptfsEcryptfs-Utils62
EcryptfsEcryptfs-Utils63
EcryptfsEcryptfs-Utils64
EcryptfsEcryptfs-Utils65
EcryptfsEcryptfs-Utils66
EcryptfsEcryptfs-Utils67
EcryptfsEcryptfs-Utils68
EcryptfsEcryptfs-Utils69
EcryptfsEcryptfs-Utils70
EcryptfsEcryptfs-Utils71
EcryptfsEcryptfs-Utils72
EcryptfsEcryptfs-Utils73
EcryptfsEcryptfs-Utils74
EcryptfsEcryptfs-Utils75
EcryptfsEcryptfs-Utils76
EcryptfsEcryptfs-Utils77
EcryptfsEcryptfs-Utils78
EcryptfsEcryptfs-Utils79
EcryptfsEcryptfs-Utils80
EcryptfsEcryptfs-Utils81
EcryptfsEcryptfs-Utils82
EcryptfsEcryptfs-Utils83
EcryptfsEcryptfs-Utils84
EcryptfsEcryptfs-Utils85
EcryptfsEcryptfs-Utils86
EcryptfsEcryptfs-Utils87
EcryptfsEcryptfs Utils58
EcryptfsEcryptfs Utils59
EcryptfsEcryptfs Utils60
EcryptfsEcryptfs Utils61

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2011-1831?
utils/mount.ecryptfs_private.c in ecryptfs-utils before 90 does not properly check mountpoint permissions, which allows local users to effectively replace any directory with a new filesystem, and consequently gain privileges, via a mount system call.
How severe is CVE-2011-1831?
Severity scoring for CVE-2011-1831 is pending analysis. The EPSS model estimates a 0.37% probability of exploitation in the next 30 days.
How do I fix CVE-2011-1831?
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.

Are you affected by CVE-2011-1831?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST