CVE-2011-1833

Advisory lineage Upstream: 0 Downstream: 5
Modified
Published: 03 Oct 2012, 10:00
Last modified:06 Aug 2024, 22:37

Vulnerability Summary

Overall Risk (default)
low
23/100
CVSS Score
3.3 LOW
v2.0 (nvd)
EPSS Score
0.01% LOW
0% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
1 found
Dark Web
Not detected

Timeline

03 Oct 2012, 10:00
Published
Vulnerability first disclosed
06 Aug 2024, 22:37
Last Modified
Vulnerability information updated

Description

Race condition in the ecryptfs_mount function in fs/ecryptfs/main.c in the eCryptfs subsystem in the Linux kernel before 3.1 allows local users to bypass intended file permissions via a mount.ecryptfs_private mount with a mismatched uid.

CVSS Metrics

  • v2.0LOWScore: 3.3AV:L/AC:M/Au:N/C:P/I:P/A:N

EPSS Trends

Current EPSS score: 0.01% Percentile: 2%

Techniques & Countermeasures

  • CWE-264Permissions, Privileges, and Access Controls

    Weaknesses in this category are related to the management of permissions, privileges, and other security features that are used to perform access control.

  • CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

    The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.

Affected Systems

  • linuxlinux_kernel

    ≤ 3.0.44 | 3.0:rc1 | 3.0:rc2 | 3.0:rc3 | 3.0:rc4 | 3.0:rc5 | 3.0:rc6 | 3.0:rc7 | 3.0.1 | 3.0.2 | 3.0.3 | 3.0.4 | 3.0.5 | 3.0.6 | 3.0.7 | 3.0.8 | 3.0.9 | 3.0.10 | 3.0.11 | 3.0.12 | 3.0.13 | 3.0.14 | 3.0.15 | 3.0.16 | 3.0.17 | 3.0.18 | 3.0.19 | 3.0.20 | 3.0.21 | 3.0.22 | 3.0.23 | 3.0.24 | 3.0.25 | 3.0.26 | 3.0.27 | 3.0.28 | 3.0.29 | 3.0.30 | 3.0.31 | 3.0.32 | 3.0.33 | 3.0.34 | 3.0.35 | 3.0.36 | 3.0.37 | 3.0.38 | 3.0.39 | 3.0.40 | 3.0.41 | 3.0.42 | 3.0.43

References (6)