National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2011-0543 Detail

Current 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.

Source:  MITRE
View Analysis Description

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 3.3 LOW
Vector: (AV:L/AC:M/Au:N/C:N/I:P/A:P) (V2 legend)
Impact Subscore: 4.9
Exploitability Subscore: 3.4


Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): None
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://fuse.git.sourceforge.net/git/gitweb.cgi?p=fuse/fuse;a=commit;h=cbd3a2a84068aae6e3fe32939d88470d712dbf47 Patch
http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html
http://www.openwall.com/lists/oss-security/2011/02/02/2 Patch
http://www.openwall.com/lists/oss-security/2011/02/03/5 Patch
http://www.openwall.com/lists/oss-security/2011/02/08/4 Patch

Technical Details

Vulnerability Type (View All)

  • Permissions, Privileges, and Access Controls (CWE-264)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:fuse:fuse:1.9:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.0:pre0:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.0:pre1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.2.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.3:pre:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.3:rc1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.3.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.4.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.4.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.4.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.5.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.5.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.5.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.5.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.6.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.6.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.6.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.6.5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.7.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.7.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.7.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.7.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.7.4:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.7.5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.7.6:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.8.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.8.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.8.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.8.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:2.8.4:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:fuse:fuse:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
2.8.5


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2011-0543
NVD Published Date:
09/02/2011
NVD Last Modified:
02/11/2014