Detections
Analytics

Linux Distros Unpatched Vulnerability : CVE-2011-0543

high Nessus Plugin ID 217364

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Synopsis

The Linux/Unix host has one or more packages installed with a vulnerability that the vendor indicates will not be patched.

Description

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

 - Certain legacy functionality in fusermount in fuse 2.8.5 and earlier, when util-linux does not support the
 --no-canonicalize option, allows local users to bypass intended access restrictions and unmount arbitrary directories via a symlink attack. (CVE-2011-0543)

Note that Nessus relies on the presence of the package as reported by the vendor.

Solution

There is no known solution at this time.

See Also

https://access.redhat.com/security/cve/cve-2011-0543

Plugin Details

Severity: High

ID: 217364

File Name: unpatched_CVE_2011_0543.nasl

Version: 1.2

Type: local

Agent: unix

Family: Misc.

Published: 3/3/2025

Updated: 9/4/2025

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Low

Base Score: 3.3

Temporal Score: 2.4

Vector: CVSS2#AV:L/AC:M/Au:N/C:N/I:P/A:P

CVSS Score Source: CVE-2011-0543

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:6, p-cpe:/a:redhat:enterprise_linux:libblkid, p-cpe:/a:redhat:enterprise_linux:libuuid, p-cpe:/a:redhat:enterprise_linux:util-linux-ng, cpe:/o:redhat:enterprise_linux:5, p-cpe:/a:redhat:enterprise_linux:util-linux, p-cpe:/a:redhat:enterprise_linux:fuse, p-cpe:/a:redhat:enterprise_linux:libblkid-devel, p-cpe:/a:redhat:enterprise_linux:libuuid-devel, p-cpe:/a:redhat:enterprise_linux:uuidd

Required KB Items: Host/local_checks_enabled, Host/cpu, global_settings/vendor_unpatched, Host/OS/identifier

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 2/2/2011

Reference Information

CVE: CVE-2011-0543