What is CVE-2005-3531?

CVE-2005-3531 is a vulnerability in Miklos Szeredi Fuse. Published 2005-11-23.

Is CVE-2005-3531 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Miklos Szeredi Fuse

CVE-2005-3531

fusermount in FUSE before 2.4.1, if installed setuid root, allows local users to corrupt /etc/mtab and possibly modify mount options by performing a mount over a directory whose name contains certain special characters.

Published 2005-11-23 · last modified 2026-06-16.

CVSS v2 metric

CVSS v2 base score 2.1 (Low). Vector: AV:L/AC:L/Au:N/C:N/I:P/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.004 (27.5th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 27.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Miklos Szeredi Fuse — versions 2.2, 2.2.1, 2.3.0

Public proof-of-concept exploits

thomasbiege/Publications

References

www.gentoo.org/security/en/glsa/glsa-200511-17.xml (vendor-advisory, Patch, Vendor Advisory)
www.securityfocus.com/bid/15529 (Patch, vdb-entry)
www.mandriva.com/security/advisories (vendor-advisory)
secunia.com/advisories/17691 (third-party-advisory)
secunia.com/advisories/17695 (third-party-advisory)
www.vupen.com/english/advisories/2005/2529 (vdb-entry)

Frequently asked questions

What is CVE-2005-3531?: CVE-2005-3531 is a vulnerability in Miklos Szeredi Fuse. Published 2005-11-23.
Is CVE-2005-3531 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.