Vulnerability Monitor

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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.


Security Impact Summary

CVE-2012-0943 is a security vulnerability that . Impacting 2 products from robert_ancell, from canonical organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2014, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.


Published

2014-05-22T23:55:02.830

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 2.1 (LOW)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:N/I:N/A:P

  • Access Vector: LOCAL
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

3.9

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-264

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application robert_ancell lightdm 1.0.0 Yes
Application robert_ancell lightdm 1.0.1 Yes
Application robert_ancell lightdm 1.0.2 Yes
Application robert_ancell lightdm 1.0.3 Yes
Application robert_ancell lightdm 1.0.4 Yes
Application robert_ancell lightdm 1.0.5 Yes
Application robert_ancell lightdm 1.1.0 Yes
Application robert_ancell lightdm 1.1.1 Yes
Application robert_ancell lightdm 1.1.2 Yes
Application robert_ancell lightdm 1.1.3 Yes
Application robert_ancell lightdm 1.1.4 Yes
Application robert_ancell lightdm 1.1.5 Yes
Application robert_ancell lightdm 1.1.6 Yes
Operating System canonical ubuntu_linux 11.10 Yes

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For robert_ancell's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.