CVE-2010-3879
FUSE, possibly 2.8.5 and earlier, allows local users to create mtab entries with arbitrary pathnames, and consequently unmount any…
- 5.8MediumCVSS base score
- 9.8%Exploitation in 30 daysEPSS · top 4.4% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
FUSE, possibly 2.8.5 and earlier, allows local users to create mtab entries with arbitrary pathnames, and consequently unmount any filesystem, via a symlink attack on the parent directory of the mountpoint of a FUSE filesystem, a different vulnerability than CVE-2010-0789.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it.
Show the exploits1
Exploit-DB1 entry
- FUSE fusermount Tool - Race Condition (Exploit-DB entry) (opens in a new tab)
EDB-ID 34953dos, linuxpublished 2 Nov 2010Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By redhat
- 4 months later
· 4 months later
Published
- 14 years later
· 14 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.8 | AV:N/AC:M/Au:N/C:N/I:P/A:P |
- EPSS (exploitation in 30 days)
- 9.8% · top 4.4% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.8.
Affected products
n/a
- affected n/a
References
20
- http://www.halfdog.net/Security/FuseTimerace/ (opens in a new tab)x_refsource_MISCx_transferred
- USN-1045-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- 42965 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- fuse-fusermount-tool-dos(62986) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 20101102 fusermount: Unmount any filesystem (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
- [oss-security] 20101104 CVE request: fuse (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- ADV-2011-0302 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- https://bugzilla.novell.com/show_bug.cgi?id=651598 (opens in a new tab)x_refsource_CONFIRMx_transferred
- ADV-2011-0181 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- SUSE-SR:2011:005 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=651183 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 42961 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- https://bugs.launchpad.net/bugs/670622 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=602333 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 44623 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- [oss-security] 20101105 Re: CVE request: fuse (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- USN-1045-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- FEDORA-2011-0854 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- 70520 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- MDVSA-2013:155 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2010-3857 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2010-3879)Record last updated .