Vulnerability Monitor

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CVE-2016-1572

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.

Published

2016-01-22T15:59:07.833

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv3.1: 8.4 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:P/I:P/A:P

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

3.9

Impact Score

6.4

Weaknesses

Type: Primary
CWE-269

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	ecryptfs	ecryptfs-utils	< 109	Yes
Operating System	canonical	ubuntu_linux	12.04	Yes
Operating System	canonical	ubuntu_linux	14.04	Yes
Operating System	canonical	ubuntu_linux	15.04	Yes
Operating System	canonical	ubuntu_linux	15.10	Yes
Operating System	opensuse	leap	42.1	Yes
Operating System	opensuse	opensuse	13.1	Yes
Operating System	opensuse	opensuse	13.2	Yes
Operating System	debian	debian_linux	7.0	Yes
Operating System	debian	debian_linux	8.0	Yes
Operating System	fedoraproject	fedora	22	Yes
Operating System	fedoraproject	fedora	23	Yes

References

http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177359.html Mailing List, Third Party Advisory ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177396.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-updates/2016-01/msg00091.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-updates/2016-01/msg00118.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-updates/2016-02/msg00004.html Mailing List, Third Party Advisory ([email protected])
http://www.debian.org/security/2016/dsa-3450 Patch, Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2016/01/20/6 Mailing List, Third Party Advisory ([email protected])
http://www.securitytracker.com/id/1034791 Broken Link, Third Party Advisory, VDB Entry ([email protected])
http://www.ubuntu.com/usn/USN-2876-1 Patch, Third Party Advisory ([email protected])
https://bazaar.launchpad.net/~ecryptfs/ecryptfs/trunk/revision/870 Patch, Third Party Advisory ([email protected])
https://bugs.launchpad.net/ecryptfs/+bug/1530566 Issue Tracking, Patch, Third Party Advisory ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177359.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177396.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-updates/2016-01/msg00091.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-updates/2016-01/msg00118.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-updates/2016-02/msg00004.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2016/dsa-3450 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2016/01/20/6 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1034791 Broken Link, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-2876-1 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bazaar.launchpad.net/~ecryptfs/ecryptfs/trunk/revision/870 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugs.launchpad.net/ecryptfs/+bug/1530566 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)