National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2006-4447 Detail

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.

Source:  MITRE      Last Modified:  08/29/2006

Quick Info

CVE Dictionary Entry:
CVE-2006-4447
Original release date:
08/29/2006
Last revised:
03/07/2011
Source:
US-CERT/NIST

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score:
7.2 HIGH
Vector:
(AV:L/AC:L/Au:N/C:C/I:C/A:C) (legend)
Impact Subscore:
10.0
Exploitability Subscore:
3.9
CVSS Version 2 Metrics:
Access Vector:
Locally exploitable
Access Complexity:
Low
Authentication:
Not required to exploit
Impact Type:
Provides administrator access, Allows complete confidentiality, integrity, and availability violation; Allows unauthorized disclosure of information; Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (09/12/2006)

Not Vulnerable. This issue does not exist in Red Hat Enterprise Linux 2.1 or 3. This issue not exploitable in Red Hat Enterprise Linux 4. A detailed analysis of this issue can be found in the Red Hat Bug Tracking System: https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=195555

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://lists.freedesktop.org/archives/xorg/2006-June/016146.html Patch External Source MLIST [xorg] 20060620 X.Org security advisory: setuid return value check problems
http://mail.gnome.org/archives/beast/2006-December/msg00025.html External Source MLIST [beast] 20061228 ANNOUNCE: BEAST/BSE v0.7.1
http://security.gentoo.org/glsa/glsa-200608-25.xml Patch; Vendor Advisory External Source GENTOO GLSA-200608-25
http://security.gentoo.org/glsa/glsa-200704-22.xml External Source GENTOO GLSA-200704-22
http://www.debian.org/security/2006/dsa-1193 External Source DEBIAN DSA-1193
http://www.kb.cert.org/vuls/id/300368 US Government Resource External Source CERT-VN VU#300368
http://www.mandriva.com/security/advisories?name=MDKSA-2006:160 External Source MANDRIVA MDKSA-2006:160
http://www.securityfocus.com/bid/19742 External Source BID 19742
http://www.securityfocus.com/bid/23697 External Source BID 23697
http://www.vupen.com/english/advisories/2006/3409 External Source VUPEN ADV-2006-3409
http://www.vupen.com/english/advisories/2007/0409 External Source VUPEN ADV-2007-0409

Technical Details

Vulnerability Type (View All)

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