Executive Summary

Informations
Name CVE-2006-6730 First vendor Publication 2006-12-26
Vendor Cve Last vendor Modification 2018-10-17

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:M/Au:S/C:C/I:C/A:C)
Cvss Base Score 6.6 Attack Range Local
Cvss Impact Score 10 Attack Complexity Medium
Cvss Expoit Score 2.7 Authentication Requires single instance
Calculate full CVSS 2.0 Vectors scores

Detail

OpenBSD and NetBSD permit usermode code to kill the display server and write to the X.Org /dev/xf86 device, which allows local users with root privileges to reduce securelevel by replacing the System Management Mode (SMM) handler via a write to an SMRAM address within /dev/xf86 (aka the video card memory-mapped I/O range), and then launching the new handler via a System Management Interrupt (SMI), as demonstrated by a write to Programmed I/O port 0xB2.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-6730

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 1
Os 1

Open Source Vulnerability Database (OSVDB)

Id Description
40805 Multiple BSD X.Org /dev/xf86 device Local securelevel Reduction

Sources (Detail)

Source Url
BUGTRAQ http://www.securityfocus.com/archive/1/454379/100/0/threaded
http://www.securityfocus.com/archive/1/454510/100/0/threaded
http://www.securityfocus.com/archive/1/454706/100/0/threaded
MISC http://www.cansecwest.com/slides06/csw06-duflot.ppt
http://www.ssi.gouv.fr/fr/sciences/fichiers/lti/cansecwest2006-duflot-paper.pdf
MLIST http://lists.freedesktop.org/archives/xorg/2004-June/000927.html

Alert History

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Date Informations
2021-05-04 12:05:02
  • Multiple Updates
2021-04-22 01:05:37
  • Multiple Updates
2020-05-23 00:18:53
  • Multiple Updates
2018-10-18 00:19:51
  • Multiple Updates
2013-05-11 11:17:35
  • Multiple Updates