Security features in Linux kernel

1) Security features

EUVDB-ID: #VU99914

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2005-4351

CWE-ID: CWE-254 - Security Features

Exploit availability: No

Description

The vulnerability allows a local user to read and manipulate data.

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.

Mitigation

Install update from vendor's repository.

Vulnerable software versions

Linux kernel: All versions

CPE2.3

• cpe:2.3:o:linux_foundation:linux_kernel:*:*:*:*:*:*:*:*

External links

https://archives.neohapsis.com/archives/openbsd/2005-10/1523.html
https://lists.grok.org.uk/pipermail/full-disclosure/2006-January/041177.html
https://www.redteam-pentesting.de/advisories/rt-sa-2005-015.txt
https://www.redteam-pentesting.de/advisories/rt-sa-2005-15.txt
https://exchange.xforce.ibmcloud.com/vulnerabilities/24037

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.