CVE-2014-4971 EXPLOIT
7.2
HIGH · CVSS 2.0 · EPSS 23% (pctl 98)
Patch early
A public exploit exists.
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.
Scoring
| CVSS | 7.2 (HIGH, v2.0) |
|---|---|
| Vector | AV:L/AC:L/Au:N/C:C/I:C/A:C |
| EPSS | 23.05% — more likely to be exploited than 98% of all CVEs |
| Weakness | CWE-20 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2014-07-26 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| microsoft | windows xp |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Microsoft Bluetooth Personal Area Networking - 'BthPan.sys' Local Privilege Escalation (Metasploit) | 2014-10-15 |
| exploit-db | Microsoft Windows XP SP3 - 'MQAC.sys' Arbitrary Write Privilege Escalation (Metasploit) | 2014-07-25 |
| exploit-db | Microsoft Windows XP SP3 - 'BthPan.sys' Arbitrary Write Privilege Escalation | 2014-07-21 |
| exploit-db | Microsoft Windows XP SP3 - 'MQAC.sys' Arbitrary Write Privilege Escalation | 2014-07-19 |
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://secunia.com/advisories/60974
- http://www.exploit-db.com/exploits/34112
- http://www.exploit-db.com/exploits/34131
- http://www.exploit-db.com/exploits/34982
- http://www.osvdb.org/109387
- http://www.securityfocus.com/archive/1/532843/100/0/threaded
- http://www.securityfocus.com/archive/1/532844/100/0/threaded
- http://www.securityfocus.com/bid/68764
- http://www.securitytracker.com/id/1031025
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-062
- https://www.korelogic.com/Resources/Advisories/KL-001-2014-002.txt
- https://www.korelogic.com/Resources/Advisories/KL-001-2014-003.txt
- 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
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