CVE-2012-1111
CVE-2012-1111 is a medium-severity vulnerability in Robert Ancell Lightdm with a CVSS 2.0 base score of 4.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.
Key facts
- Severity: Medium (CVSS 2.0 base score 4.6)
- EPSS exploit prediction: 0% (37th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-200
- Affected product: Robert Ancell Lightdm
- Published:
- Last modified:
Description
lightdm before 1.0.9 does not properly close file descriptors before opening a child process, which allows local users to write to the lightdm log or have other unspecified impact.
Frequently asked questions
- What is CVE-2012-1111?
- lightdm before 1.0.9 does not properly close file descriptors before opening a child process, which allows local users to write to the lightdm log or have other unspecified impact.
- How severe is CVE-2012-1111?
- CVE-2012-1111 has a CVSS 2.0 base score of 4.6, rated medium severity.
- Is CVE-2012-1111 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2012-1111?
- CVE-2012-1111 primarily affects Robert Ancell Lightdm. In total, 42 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2012-1111?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2012-1111 published?
- CVE-2012-1111 was published on 2014-10-27 and last updated on 2026-06-16.
References
- http://lists.opensuse.org/opensuse-updates/2012-03/msg00019.html
- http://seclists.org/oss-sec/2012/q1/557
- http://seclists.org/oss-sec/2012/q1/566
- https://bugs.launchpad.net/ubuntu/+source/lightdm/+bug/927060
- https://bugzilla.novell.com/show_bug.cgi?id=745339
Affected products (42)
- cpe:2.3:a:robert_ancell:lightdm:*:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.1.2:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.2.0:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.2.1:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.2.2:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.2.3:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.3.1:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.3.2:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.3.3:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.3.4:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.3.5:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.3.6:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.4.1:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.4.2:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.4.3:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.4.4:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.9.0:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.9.1:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.9.2:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.9.3:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.9.4:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.9.5:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.9.6:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.9.7:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:0.9.8:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:1.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:1.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:1.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:1.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:1.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:1.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:robert_ancell:lightdm:1.0.6:*:*:*:*:*:*:*
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- CVE-2012-0943 — Low (CVSS 2.1): 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…
- CVE-2013-4331 — Low (CVSS 2.1): Light Display Manager (aka LightDM) 1.4.x before 1.4.3, 1.6.x before 1.6.2, and 1.7.x before 1.7.14 uses 0664…
- CVE-2011-3153 — Low (CVSS 1.9): dmrc.c in Light Display Manager (aka LightDM) before 1.1.1 allows local users to read arbitrary files via a symlink…
- CVE-2011-4105 — Low (CVSS 1.9): LightDM before 1.0.6 allows local users to change ownership of arbitrary files via a symlink attack on ~/.Xauthority.
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