CVE-2014-4971
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.
Key facts
- CVSS score
- 7.2 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:L/AC:L/Au:N/C:C/I:C/A:C- Weakness (CWE)
- CWE-20
- EPSS score
- 23.0% (98th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2014-4886)
- Published
- July 26, 2014
- NVD last modified
- June 17, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2014-4886 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- microsoft / windows xp
Certified products that may be affected
4 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.
- Windows XP Enhanced Cryptographic Provider (RSAENH) - Microsoft Corporation - FIPS 140 989 - historical
- Windows XP Enhanced DSS and Diffie-Hellman Cryptographic Provider (DSSENH) - Microsoft Corporation - FIPS 140 990 - historical
- Microsoft Windows Server 2003 SP2 including R2, Standard, Enterprise, Datacenter, x64, and Itanium Editions; Windows XP Professional SP2 and x64 SP2; Windows XP Embedded SP2 - Microsoft Corporation - Common Criteria CCEVS-VR-VID-10184-2008 - archived
- Microsoft Windows 2003 and Microsoft Windows XP - Microsoft Corporation - Common Criteria CCEVS-VR-0131-2005 - archived
References
- http://blogs.technet.com/b/srd/archive/2014/10/14/accessing-risk-for-the-october-2014-security-updates.aspx(Vendor Advisory)
- 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(Exploit, VDB Entry)
- http://seclists.org/fulldisclosure/2014/Jul/96(Exploit)
- http://seclists.org/fulldisclosure/2014/Jul/97(Exploit)
- http://secunia.com/advisories/60974(Permissions Required)
- http://www.exploit-db.com/exploits/34112(Exploit)
- http://www.exploit-db.com/exploits/34131
- http://www.exploit-db.com/exploits/34982(Exploit)
- http://www.osvdb.org/109387(Broken Link)
- 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(Third Party Advisory, VDB Entry)
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-062
- https://www.korelogic.com/Resources/Advisories/KL-001-2014-002.txt(Exploit)
- https://www.korelogic.com/Resources/Advisories/KL-001-2014-003.txt(Exploit)
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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