Vulnerability Details : CVE-2015-1344
The do_write_pids function in lxcfs.c in LXCFS before 0.12 does not properly check permissions, which allows local users to gain privileges by writing a pid to the tasks file.
Products affected by CVE-2015-1344
- cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
- cpe:2.3:a:canonical:lxcfs:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2015-1344
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2015-1344
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
NIST |
CWE ids for CVE-2015-1344
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2015-1344
-
http://www.ubuntu.com/usn/USN-2813-1
USN-2813-1: LXCFS vulnerabilities | Ubuntu security notices
-
https://bugs.launchpad.net/ubuntu/+source/lxcfs/+bug/1512854
Bug #1512854 “Lack of privilege checking in do_write_pids” : Bugs : lxcfs package : Ubuntu
-
https://github.com/lxc/lxcfs/commit/8ee2a503e102b1a43ec4d83113dc275ab20a869a
Implement privilege check when moving tasks · lxc/lxcfs@8ee2a50 · GitHub
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