CVE-2011-0541
fuse 2.8.5 and earlier does not properly handle when /etc/mtab cannot be updated, which allows local users to unmount arbitrary directories via a symlink attack.
02 Description
fuse 2.8.5 and earlier does not properly handle when /etc/mtab cannot be updated, which allows local users to unmount arbitrary directories via a symlink attack.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.32% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 24.8% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Low. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2011-09-02 23:00Z15 YR AGO
- Last updated
- 2024-08-06 21:58Z2 YR AGO
- Reserved
- 2011-01-20
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-59Improper Link Resolution Before File Access ('Link Following')Base
- Data version
- 5.1
- Document digest
- 4d371d80d53c2f86e25522aa20693b78598f5dcb80b0d8bb9775893cf9496dd8
05 Affected products
06 References
- fuse.git.sourceforge.nethttp://fuse.git.sourceforge.net/git/gitweb.cgi?p=fuse/fuse%3Ba=commit%3Bh=bf5ffb5fd8558bd799791834def431c0cee5a11f
- www.openwall.com[oss-security] 20110201 CVE request: fusehttp://www.openwall.com/lists/oss-security/2011/02/02/2
- lists.opensuse.orgSUSE-SR:2011:005http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html
- www.openwall.com[oss-security] 20110203 Re: CVE request: fusehttp://www.openwall.com/lists/oss-security/2011/02/03/5
- www.openwall.com[oss-security] 20110208 Re: CVE request: fusehttp://www.openwall.com/lists/oss-security/2011/02/08/4
07 Fixed in
Debian 12
- fuse Fixed in 2.8.5-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- fuse Fixed in 2.8.5-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.