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

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CVE-2006-4447

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
30/08/2006
Last modified:
03/04/2025

Description

X.Org and XFree86, including libX11, xdm, xf86dga, xinit, xload, xtrans, and xterm, does not check the return values for setuid and seteuid calls when attempting to drop privileges, which might allow local users to gain privileges by causing those calls to fail, such as by exceeding a ulimit.

Impact

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

Base Score: 7.20 HIGH
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

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

Base Score 2.0
7.20
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:x.org:emu-linux-x87-xlibs:7.0_r1:*:*:*:*:*:*:*
cpe:2.3:a:x.org:x11r6:6.7.0:*:*:*:*:*:*:*
cpe:2.3:a:x.org:x11r6:6.8:*:*:*:*:*:*:*
cpe:2.3:a:x.org:x11r6:6.8.1:*:*:*:*:*:*:*
cpe:2.3:a:x.org:x11r6:6.8.2:*:*:*:*:*:*:*
cpe:2.3:a:x.org:x11r7:1.0:*:*:*:*:*:*:*
cpe:2.3:a:x.org:x11r7:1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:x.org:x11r7:1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:x.org:xdm:1.0.3:*:*:*:*:*:*:*
cpe:2.3:a:x.org:xf86dga:1.0.0:*:*:*:*:*:*:*
cpe:2.3:a:x.org:xinit:1.0.2_r5:*:*:*:*:*:*:*
cpe:2.3:a:x.org:xload:1.0.0:*:*:*:*:*:*:*
cpe:2.3:a:x.org:xorg-server:1.02_r5:*:*:*:*:*:*:*
cpe:2.3:a:x.org:xterm:214:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools