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Vulnerability Details : CVE-2011-0543

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.
Publish Date : 2011-09-02 Last Update Date : 2014-02-11
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Bypass a restriction or similar
CWE ID 264

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat low
AV:L/AC:H/Au:N/C:N/I:P/A:P 2010-11-04 2010-11-02
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- Related OVAL Definitions

Title Definition Id Class Family
CVE-2011-0543 unix
DEPRECATED: ELSA-2011-1083 -- fuse security update (moderate) oval:org.mitre.oval:def:27658 unix
ELSA-2011:1083: fuse security update (Moderate) oval:org.mitre.oval:def:23608 unix
RHSA-2011:1083: fuse security update (Moderate) oval:com.redhat.rhsa:def:20111083 unix
RHSA-2011:1083: fuse security update (Moderate) oval:org.mitre.oval:def:21871 unix
USN-1077-1 -- fuse vulnerabilities oval:org.mitre.oval:def:13431 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2011-0543

# Product Type Vendor Product Version Update Edition Language
1 Application Fuse Fuse 1.9 Version Details Vulnerabilities
2 Application Fuse Fuse 2.0 Pre1 Version Details Vulnerabilities
3 Application Fuse Fuse 2.0 Pre0 Version Details Vulnerabilities
4 Application Fuse Fuse 2.1 Version Details Vulnerabilities
5 Application Fuse Fuse 2.2 Version Details Vulnerabilities
6 Application Fuse Fuse 2.2.1 Version Details Vulnerabilities
7 Application Fuse Fuse 2.3 RC1 Version Details Vulnerabilities
8 Application Fuse Fuse 2.3 PRE Version Details Vulnerabilities
9 Application Fuse Fuse 2.3.0 Version Details Vulnerabilities
10 Application Fuse Fuse 2.4.0 Version Details Vulnerabilities
11 Application Fuse Fuse 2.4.1 Version Details Vulnerabilities
12 Application Fuse Fuse 2.4.2 Version Details Vulnerabilities
13 Application Fuse Fuse 2.5.0 Version Details Vulnerabilities
14 Application Fuse Fuse 2.5.1 Version Details Vulnerabilities
15 Application Fuse Fuse 2.5.2 Version Details Vulnerabilities
16 Application Fuse Fuse 2.5.3 Version Details Vulnerabilities
17 Application Fuse Fuse 2.6.0 Version Details Vulnerabilities
18 Application Fuse Fuse 2.6.1 Version Details Vulnerabilities
19 Application Fuse Fuse 2.6.3 Version Details Vulnerabilities
20 Application Fuse Fuse 2.6.5 Version Details Vulnerabilities
21 Application Fuse Fuse 2.7.0 Version Details Vulnerabilities
22 Application Fuse Fuse 2.7.1 Version Details Vulnerabilities
23 Application Fuse Fuse 2.7.2 Version Details Vulnerabilities
24 Application Fuse Fuse 2.7.3 Version Details Vulnerabilities
25 Application Fuse Fuse 2.7.4 Version Details Vulnerabilities
26 Application Fuse Fuse 2.7.5 Version Details Vulnerabilities
27 Application Fuse Fuse 2.7.6 Version Details Vulnerabilities
28 Application Fuse Fuse 2.8.0 Version Details Vulnerabilities
29 Application Fuse Fuse 2.8.1 Version Details Vulnerabilities
30 Application Fuse Fuse 2.8.2 Version Details Vulnerabilities
31 Application Fuse Fuse 2.8.3 Version Details Vulnerabilities
32 Application Fuse Fuse 2.8.4 Version Details Vulnerabilities
33 Application Fuse Fuse 2.8.5 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Fuse Fuse 33

- References For CVE-2011-0543
SUSE SUSE-SR:2011:005;a=commit;h=cbd3a2a84068aae6e3fe32939d88470d712dbf47 CONFIRM
MLIST [oss-security] 20110201 CVE request: fuse
MLIST [oss-security] 20110203 Re: CVE request: fuse
MLIST [oss-security] 20110208 Re: CVE request: fuse

- Metasploit Modules Related To CVE-2011-0543

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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