CVE-2012-1111

Exp

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.

Published: 2014-10-27 Last update: 2026-05-06 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2012-1111 is rated Exploit Available (50/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.10%). 4 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2012-1111

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2012-1111

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-04-04 0.15% 0.10% -0.06%
2 2025-03-30 0.25% 0.15% -0.10%
3 2025-03-29 — 0.25% —

Full EPSS history (6 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2012-1111

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.6 2.0 MEDIUM
AV:L/AC:L/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:L)
Requires local access to the target system.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 3.9 6.4 [email protected]

Weakness enumeration for CVE-2012-1111

OS Trackers for CVE-2012-1111

vendor priority summary link
debian not yet assigned CVE-2012-1111 not yet assigned priority: Debian including 1 source packages (lightdm), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2012-1111
ubuntu medium CVE-2012-1111 medium priority: Ubuntu including 1 source packages (lightdm), 8 status rows across 8 suites (hardy, lucid, maverick, natty, oneiric, precise, quantal, upstream): released 4, DNE 3, ignored 1. https://ubuntu.com/security/CVE-2012-1111

Affected software / configurations for CVE-2012-1111

Vendor Product Version Raw CPE
robert_ancell lightdm <= 1.0.8 cpe:2.3:a:robert_ancell:lightdm:*:*:*:*:*:*:*:*
robert_ancell lightdm 0.0.1 cpe:2.3:a:robert_ancell:lightdm:0.0.1:*:*:*:*:*:*:*
robert_ancell lightdm 0.0.2 cpe:2.3:a:robert_ancell:lightdm:0.0.2:*:*:*:*:*:*:*
robert_ancell lightdm 0.0.3 cpe:2.3:a:robert_ancell:lightdm:0.0.3:*:*:*:*:*:*:*
robert_ancell lightdm 0.0.4 cpe:2.3:a:robert_ancell:lightdm:0.0.4:*:*:*:*:*:*:*
robert_ancell lightdm 0.1.0 cpe:2.3:a:robert_ancell:lightdm:0.1.0:*:*:*:*:*:*:*
robert_ancell lightdm 0.1.1 cpe:2.3:a:robert_ancell:lightdm:0.1.1:*:*:*:*:*:*:*
robert_ancell lightdm 0.1.2 cpe:2.3:a:robert_ancell:lightdm:0.1.2:*:*:*:*:*:*:*
robert_ancell lightdm 0.2.0 cpe:2.3:a:robert_ancell:lightdm:0.2.0:*:*:*:*:*:*:*
robert_ancell lightdm 0.2.1 cpe:2.3:a:robert_ancell:lightdm:0.2.1:*:*:*:*:*:*:*
robert_ancell lightdm 0.2.2 cpe:2.3:a:robert_ancell:lightdm:0.2.2:*:*:*:*:*:*:*
robert_ancell lightdm 0.2.3 cpe:2.3:a:robert_ancell:lightdm:0.2.3:*:*:*:*:*:*:*
robert_ancell lightdm 0.3.0 cpe:2.3:a:robert_ancell:lightdm:0.3.0:*:*:*:*:*:*:*
robert_ancell lightdm 0.3.1 cpe:2.3:a:robert_ancell:lightdm:0.3.1:*:*:*:*:*:*:*
robert_ancell lightdm 0.3.2 cpe:2.3:a:robert_ancell:lightdm:0.3.2:*:*:*:*:*:*:*
robert_ancell lightdm 0.3.3 cpe:2.3:a:robert_ancell:lightdm:0.3.3:*:*:*:*:*:*:*
robert_ancell lightdm 0.3.4 cpe:2.3:a:robert_ancell:lightdm:0.3.4:*:*:*:*:*:*:*
robert_ancell lightdm 0.3.5 cpe:2.3:a:robert_ancell:lightdm:0.3.5:*:*:*:*:*:*:*
robert_ancell lightdm 0.3.6 cpe:2.3:a:robert_ancell:lightdm:0.3.6:*:*:*:*:*:*:*
robert_ancell lightdm 0.4.0 cpe:2.3:a:robert_ancell:lightdm:0.4.0:*:*:*:*:*:*:*
robert_ancell lightdm 0.4.1 cpe:2.3:a:robert_ancell:lightdm:0.4.1:*:*:*:*:*:*:*
robert_ancell lightdm 0.4.2 cpe:2.3:a:robert_ancell:lightdm:0.4.2:*:*:*:*:*:*:*
robert_ancell lightdm 0.4.3 cpe:2.3:a:robert_ancell:lightdm:0.4.3:*:*:*:*:*:*:*
robert_ancell lightdm 0.4.4 cpe:2.3:a:robert_ancell:lightdm:0.4.4:*:*:*:*:*:*:*
robert_ancell lightdm 0.9.0 cpe:2.3:a:robert_ancell:lightdm:0.9.0:*:*:*:*:*:*:*
robert_ancell lightdm 0.9.1 cpe:2.3:a:robert_ancell:lightdm:0.9.1:*:*:*:*:*:*:*
robert_ancell lightdm 0.9.2 cpe:2.3:a:robert_ancell:lightdm:0.9.2:*:*:*:*:*:*:*
robert_ancell lightdm 0.9.3 cpe:2.3:a:robert_ancell:lightdm:0.9.3:*:*:*:*:*:*:*
robert_ancell lightdm 0.9.4 cpe:2.3:a:robert_ancell:lightdm:0.9.4:*:*:*:*:*:*:*
robert_ancell lightdm 0.9.5 cpe:2.3:a:robert_ancell:lightdm:0.9.5:*:*:*:*:*:*:*
robert_ancell lightdm 0.9.6 cpe:2.3:a:robert_ancell:lightdm:0.9.6:*:*:*:*:*:*:*
robert_ancell lightdm 0.9.7 cpe:2.3:a:robert_ancell:lightdm:0.9.7:*:*:*:*:*:*:*
robert_ancell lightdm 0.9.8 cpe:2.3:a:robert_ancell:lightdm:0.9.8:*:*:*:*:*:*:*
robert_ancell lightdm 1.0.0 cpe:2.3:a:robert_ancell:lightdm:1.0.0:*:*:*:*:*:*:*
robert_ancell lightdm 1.0.1 cpe:2.3:a:robert_ancell:lightdm:1.0.1:*:*:*:*:*:*:*
robert_ancell lightdm 1.0.2 cpe:2.3:a:robert_ancell:lightdm:1.0.2:*:*:*:*:*:*:*
robert_ancell lightdm 1.0.3 cpe:2.3:a:robert_ancell:lightdm:1.0.3:*:*:*:*:*:*:*
robert_ancell lightdm 1.0.4 cpe:2.3:a:robert_ancell:lightdm:1.0.4:*:*:*:*:*:*:*
robert_ancell lightdm 1.0.5 cpe:2.3:a:robert_ancell:lightdm:1.0.5:*:*:*:*:*:*:*
robert_ancell lightdm 1.0.6 cpe:2.3:a:robert_ancell:lightdm:1.0.6:*:*:*:*:*:*:*
robert_ancell lightdm 1.0.10 cpe:2.3:a:robert_ancell:lightdm:1.0.10:*:*:*:*:*:*:*
robert_ancell lightdm 1.0.11 cpe:2.3:a:robert_ancell:lightdm:1.0.11:*:*:*:*:*:*:*

References for CVE-2012-1111

cvelogic Threat Intelligence