Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2011-4105

Severity CVSS v4.0:
Pending analysis
Type:
CWE-59 Link Following
Publication date:
17/02/2012
Last modified:
11/04/2025

Description

LightDM before 1.0.6 allows local users to change ownership of arbitrary files via a symlink attack on ~/.Xauthority.

Impact

Vector 2.0
AV:L/AC:M/Au:N/C:N/I:P/A:N CVSS v2.0 Severity and Metrics:

Base Score: 1.90 LOW
Vector: AV:L/AC:M/Au:N/C:N/I:P/A:N

Attack Vector (AV): Local
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): None
Integrity (I): Physical
Availability (A): None

Base Score 2.0
1.90
Severity 2.0
LOW

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:robert_ancell:lightdm:*:*:*:*:*:*:*:* 1.0.5 (including)
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:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools