Vulnerability CVE-2014-4971


Published: 2014-07-26

Description:
Microsoft Windows XP SP3 does not validate addresses in certain IRP handler routines, which allows local users to write data to arbitrary memory locations, and consequently gain privileges, via a crafted address in an IOCTL call, related to (1) the MQAC.sys driver in the MQ Access Control subsystem and (2) the BthPan.sys driver in the Bluetooth Personal Area Networking subsystem.

See advisories in our WLB2 database:
Topic
Author
Date
Med.
Microsoft XP SP3 BthPan.sys Arbitrary Write Privilege Escalation
Matt Bergin of K...
22.07.2014
Med.
Microsoft XP SP3 MQAC.sys Arbitrary Write Privilege Escalation
Matt Bergin of K...
22.07.2014
Med.
MQAC.sys Arbitrary Write Privilege Escalation
Spencer
25.07.2014
Med.
Microsoft Bluetooth Personal Area Networking Privilege Escalation
Jay Smith
16.10.2014

Type:

CWE-264

(Permissions, Privileges, and Access Controls)

Vendor: Microsoft
Product: Windows xp 

CVSS2 => (AV:L/AC:L/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.2/10
10/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete

 References:
http://blogs.technet.com/b/srd/archive/2014/10/14/accessing-risk-for-the-october-2014-security-updates.aspx
http://packetstormsecurity.com/files/127535/Microsoft-XP-SP3-BthPan.sys-Arbitrary-Write-Privilege-Escalation.html
http://packetstormsecurity.com/files/127536/Microsoft-XP-SP3-MQAC.sys-Arbitrary-Write-Privilege-Escalation.html
http://packetstormsecurity.com/files/128674/Microsoft-Bluetooth-Personal-Area-Networking-BthPan.sys-Privilege-Escalation.html
http://seclists.org/fulldisclosure/2014/Jul/96
http://seclists.org/fulldisclosure/2014/Jul/97
http://technet.microsoft.com/security/bulletin/MS14-062
http://www.exploit-db.com/exploits/34112
http://www.exploit-db.com/exploits/34131
http://www.exploit-db.com/exploits/34982
http://www.securityfocus.com/archive/1/archive/1/532843/100/0/threaded
http://www.securityfocus.com/archive/1/archive/1/532844/100/0/threaded
http://www.securityfocus.com/bid/68764
http://www.securitytracker.com/id/1031025
https://www.korelogic.com/Resources/Advisories/KL-001-2014-002.txt
https://www.korelogic.com/Resources/Advisories/KL-001-2014-003.txt

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