Vulnerability 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.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Fuse | Fuse | <= 2.8.5 |
Related Weaknesses (CWE)
References
- http://fuse.git.sourceforge.net/git/gitweb.cgi?p=fuse/fuse%3Ba=commit%3Bh=cbd3a2
- http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html
- http://www.openwall.com/lists/oss-security/2011/02/02/2Patch
- http://www.openwall.com/lists/oss-security/2011/02/03/5Patch
- http://www.openwall.com/lists/oss-security/2011/02/08/4Patch
- http://fuse.git.sourceforge.net/git/gitweb.cgi?p=fuse/fuse%3Ba=commit%3Bh=cbd3a2
- http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html
- http://www.openwall.com/lists/oss-security/2011/02/02/2Patch
- http://www.openwall.com/lists/oss-security/2011/02/03/5Patch
- http://www.openwall.com/lists/oss-security/2011/02/08/4Patch
FAQ
What is CVE-2011-0543?
CVE-2011-0543 is a vulnerability with a CVSS score of 3.3 (LOW). 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 unmou...
How severe is CVE-2011-0543?
CVE-2011-0543 has been rated LOW with a CVSS base score of 3.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2011-0543?
Check the references section above for vendor advisories and patch information. Affected products include: Fuse Fuse.