CVE-2016-1572

moderate-risk
Published 2016-01-22

mount.ecryptfs_private.c in eCryptfs-utils does not validate mount destination filesystem types, which allows local users to gain privileges by mounting over a nonstandard filesystem, as demonstrated by /proc/$pid.

Do I need to act?

-
0.04% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.4/10 High
LOCAL / LOW complexity

Affected Products (12)

Ecryptfs-Utils

Affected Vendors

Opensuse Debian Canonical Ecryptfs Fedoraproject

References (22)

Mailing List http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177359.h...
Mailing List http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177396.h...
Mailing List http://lists.opensuse.org/opensuse-updates/2016-01/msg00091.html
Mailing List http://lists.opensuse.org/opensuse-updates/2016-01/msg00118.html
Mailing List http://lists.opensuse.org/opensuse-updates/2016-02/msg00004.html
Patch http://www.debian.org/security/2016/dsa-3450
Mailing List http://www.openwall.com/lists/oss-security/2016/01/20/6
Broken Link http://www.securitytracker.com/id/1034791
Patch http://www.ubuntu.com/usn/USN-2876-1
Patch https://bazaar.launchpad.net/~ecryptfs/ecryptfs/trunk/revision/870
Issue Tracking https://bugs.launchpad.net/ecryptfs/+bug/1530566
Mailing List http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177359.h...
Mailing List http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177396.h...
Mailing List http://lists.opensuse.org/opensuse-updates/2016-01/msg00091.html
Mailing List http://lists.opensuse.org/opensuse-updates/2016-01/msg00118.html
Mailing List http://lists.opensuse.org/opensuse-updates/2016-02/msg00004.html
Patch http://www.debian.org/security/2016/dsa-3450
Mailing List http://www.openwall.com/lists/oss-security/2016/01/20/6
Broken Link http://www.securitytracker.com/id/1034791
Patch http://www.ubuntu.com/usn/USN-2876-1
and 2 more references
43
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 0/34 · Minimal
Exposure 17/34 · Moderate