Vulnerability Details : CVE-2012-0943
debian/guest-account in Light Display Manager (lightdm) 1.0.x before 1.0.6 and 1.1.x before 1.1.7, as used in Ubuntu Linux 11.10, allows local users to delete arbitrary files via a space in the name of a file in /tmp. NOTE: this identifier was SPLIT per ADT1/ADT2 due to different codebases and affected versions. CVE-2012-6648 has been assigned for the gdm-guest-session issue.
Products affected by CVE-2012-0943
- cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:1.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:1.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:1.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:1.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:1.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:1.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:1.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:1.1.6:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:1.1.5:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:1.1.3:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:1.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:1.1.4:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:1.1.2:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2012-0943
0.26%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 47 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2012-0943
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
2.1
|
LOW | AV:L/AC:L/Au:N/C:N/I:N/A:P |
3.9
|
2.9
|
NIST |
CWE ids for CVE-2012-0943
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2012-0943
-
https://launchpadlibrarian.net/96471251/lightdm.secure-cleanup.debdiff
-
https://bugs.launchpad.net/ubuntu/%2Bsource/lightdm/%2Bbug/953044
Bug #953044 “Guest session clean up can remove other user's file...” : Bugs : lightdm package : Ubuntu
-
http://www.ubuntu.com/usn/USN-1399-2
USN-1399-2: Light Display Manager vulnerability | Ubuntu security noticesPatch;Vendor Advisory
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