Vulnerability Details : CVE-2016-6224
ecryptfs-setup-swap in eCryptfs does not prevent the unencrypted swap partition from activating during boot when using GPT partitioning on a (1) NVMe or (2) MMC drive, which allows local users to obtain sensitive information via unspecified vectors. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-8946.
Vulnerability category: Input validation
Exploit prediction scoring system (EPSS) score for CVE-2016-6224
Probability of exploitation activity in the next 30 days: 0.04%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 6 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2016-6224
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
2.1
|
LOW | AV:L/AC:L/Au:N/C:P/I:N/A:N |
3.9
|
2.9
|
NIST |
|
3.3
|
LOW | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
1.8
|
1.4
|
NIST |
CWE ids for CVE-2016-6224
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-6224
-
https://bazaar.launchpad.net/~ecryptfs/ecryptfs/trunk/revision/882
~ecryptfs/ecryptfs/trunk : revision 882
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/K5WWCVHDLRLZTYMXEIONYFHLYAXXLJW3/
[SECURITY] Fedora 24 Update: ecryptfs-utils-111-1.fc24 - package-announce - Fedora Mailing-Lists
-
https://bugs.launchpad.net/ecryptfs/+bug/1597154
Bug #1597154 “ecryptfs-setup-swap leaves swap unencrypted with G...” : Bugs : eCryptfs
-
https://bugs.launchpad.net/ubuntu/+source/ecryptfs-utils/+bug/1447282
Bug #1447282 “Does not use encrypted swap when using GPT partiti...” : Bugs : ecryptfs-utils package : Ubuntu
-
http://www.openwall.com/lists/oss-security/2016/07/14/3
oss-security - Re: CVE Requests: Information exposure caused by ecryptfs-setup-swap failures
-
http://www.openwall.com/lists/oss-security/2016/07/13/2
oss-security - CVE Requests: Information exposure caused by ecryptfs-setup-swap failures
-
http://www.ubuntu.com/usn/USN-3032-1
USN-3032-1: eCryptfs vulnerability | Ubuntu security noticesThird Party Advisory
Products affected by CVE-2016-6224
- cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:a:ecryptfs:ecryptfs-utils:*:*:*:*:*:*:*:*