CVE-2011-0543

Low

not-fixedNot Available

Security vulnerability in fuse

Description

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.

Impact Assessment

This low-severity vulnerability has limited impact but should still be addressed as part of regular security maintenance.

CVSS v3.1 Score

3.3

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

EPSS — Exploit Prediction

0.33%

Probability of exploitation in the next 30 days · more likely than 24.0% of all CVEs.

Quick Facts

PublishedJan 1, 1

Last ModifiedJan 1, 1

Discovered ByIndependent Security Researcher

Statusnot-fixed

Weakness Types

CWE-264

Unknown CWE

This vulnerability is associated with CWE-264. This type of weakness can lead to security issues if not properly addressed.

Attack Metrics

CVSS v3.1 Metrics Breakdown

attack Vector

attack Complexity

privileges Required

user Interaction

scope

Unchanged

confidentiality Impact

Medium

integrity Impact

Medium

availability Impact

Medium

Remediation Guide

How to Fix This Vulnerability

Remediation Steps

1Review and audit affected systems for potential exploitation
2Implement additional security controls if immediate patching is not possible
3Monitor for suspicious activity related to this vulnerability

Mitigation Strategies

Network Segmentation

Medium

Isolate affected systems from untrusted networks until patching is complete

Monitoring and Detection

Medium

Implement enhanced monitoring for exploitation attempts and unusual behavior

Event History

Vulnerability Timeline

Vulnerability published

0001-01-01T00:00:00Z

published

▪ Common questions

How severe is CVE-2011-0543?

CVE-2011-0543 is rated LOW with a CVSS score of 3.3.

What kind of weakness is CVE-2011-0543?

CVE-2011-0543 is classified as CWE-264 — Security vulnerability in fuse.

Back to All Vulnerabilities

CVE-2011-0543

Low

not-fixedNot Available

Security vulnerability in fuse

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Description

Impact Assessment

This low-severity vulnerability has limited impact but should still be addressed as part of regular security maintenance.

CVSS v3.1 Score

3.3

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

EPSS — Exploit Prediction

0.33%

Probability of exploitation in the next 30 days · more likely than 24.0% of all CVEs.

Quick Facts

PublishedJan 1, 1

Last ModifiedJan 1, 1

Discovered ByIndependent Security Researcher

Statusnot-fixed

Weakness Types

CWE-264

Unknown CWE

This vulnerability is associated with CWE-264. This type of weakness can lead to security issues if not properly addressed.

Attack Metrics

CVSS v3.1 Metrics Breakdown

attack Vector

attack Complexity

privileges Required

user Interaction

scope

Unchanged

confidentiality Impact

Medium

integrity Impact

Medium

availability Impact

Medium

Remediation Guide

How to Fix This Vulnerability

Remediation Steps

1Review and audit affected systems for potential exploitation
2Implement additional security controls if immediate patching is not possible
3Monitor for suspicious activity related to this vulnerability

Mitigation Strategies

Network Segmentation

Medium

Isolate affected systems from untrusted networks until patching is complete

Monitoring and Detection

Medium

Implement enhanced monitoring for exploitation attempts and unusual behavior

Event History

Vulnerability Timeline

Vulnerability published

0001-01-01T00:00:00Z

published

▪ Common questions

How severe is CVE-2011-0543?

CVE-2011-0543 is rated LOW with a CVSS score of 3.3.

What kind of weakness is CVE-2011-0543?

CVE-2011-0543 is classified as CWE-264 — Security vulnerability in fuse.

Back to All Vulnerabilities