Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2013-1957

The clone_mnt function in fs/namespace.c in the Linux kernel before 3.8.6 does not properly restrict changes to the MNT_READONLY flag, which allows local users to bypass an intended read-only property of a filesystem by leveraging a separate mount namespace.

Published

2013-04-24T19:55:01.043

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 4.7 (MEDIUM)

CVSSv2 Vector

AV:L/AC:M/Au:N/C:C/I:N/A:N

  • Access Vector: LOCAL
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: COMPLETE
  • Integrity Impact: NONE
  • Availability Impact: NONE
Exploitability Score

3.4

Impact Score

6.9

Weaknesses
  • Type: Primary
    CWE-264
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System linux linux_kernel ≤ 3.8.5 Yes
Operating System linux linux_kernel 3.8.0 Yes
Operating System linux linux_kernel 3.8.1 Yes
Operating System linux linux_kernel 3.8.2 Yes
Operating System linux linux_kernel 3.8.3 Yes
Operating System linux linux_kernel 3.8.4 Yes
References