CVE-2005-4351

Severity

43%

Complexity

31%

Confidentiality

106%

The securelevels implementation in FreeBSD 7.0 and earlier, OpenBSD up to 3.8, DragonFly up to 1.2, and Linux up to 2.6.15 allows root users to bypass immutable settings for files by mounting another filesystem that masks the immutable files while the system is running.

The securelevels implementation in FreeBSD 7.0 and earlier, OpenBSD up to 3.8, DragonFly up to 1.2, and Linux up to 2.6.15 allows root users to bypass immutable settings for files by mounting another filesystem that masks the immutable files while the system is running.

CVSS 2.0 Base Score 4.3. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (AV:L/AC:L/Au:S/C:P/I:P/A:P).

Overview

First reported 19 years ago

2005-12-31 05:00:00

Last updated 7 years ago

2017-07-20 01:29:00

Affected Software

Linux Kernel

OpenBSD

References

http://archives.neohapsis.com/archives/openbsd/2005-10/1523.html

20060109 BSD Securelevels: Circumventing protection of files flagged immutable

Exploit, Vendor Advisory

http://www.redteam-pentesting.de/advisories/rt-sa-2005-015.txt

Exploit, Vendor Advisory

http://www.redteam-pentesting.de/advisories/rt-sa-2005-15.txt

bsd-securelevel-immutable-file-bypass(24037)

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