Microsoft Windows XP SP3 does not validate addresses in certain IRP handler routines…
Priority MEDIUM 52CWE-20Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
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.
Why it matters now
EPSS 0.23046 97th percentileScored 2026-11-07
Public exploit Yes 8 exploit referencesTagged by NVD and the CNA
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2014-4971
- 2026-10-03 Alias added: GHSA-r97w-68rj-55vf
References
Exploit 8
- https://www.korelogic.com/Resources/Advisories/KL-001-2014-002.txt
- 34112
- 34131
- https://www.korelogic.com/Resources/Advisories/KL-001-2014-003.txt
- http://packetstormsecurity.com/files/128674/Microsoft-Bluetooth-Personal-Area-Networking-BthPan.sys-Privilege-Escalation.html
- 34982
- 20140718 KL-001-2014-003 : Microsoft XP SP3 MQAC.sys Arbitrary Write Privilege Escalation
- 20140718 KL-001-2014-002 : Microsoft XP SP3 BthPan.sys Arbitrary Write Privilege Escalation
Advisory 2
More Microsoft Windows Xp vulnerabilities
- TI-2008-04072 The Server service in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP1 and… KEVCVSS 3.1CRITICAL 9.8
- TI-2013-03421 The InformationCardSigninHelper Class ActiveX control in icardie.dll in Microsoft Windows… KEVCVSS 3.1HIGH 8.8
- TI-2011-03009 Unspecified vulnerability in the TrueType font parsing engine in win32k.sys in the… KEVCVSS 3.1HIGH 8.8
- TI-2009-01458 Unspecified vulnerability in the QuickTime Movie Parser Filter in quartz.dll in… KEVCVSS 3.1HIGH 8.8
- TI-2008-00014 Stack-based buffer overflow in the CComVariant::ReadFromStream function in the Active… KEVCVSS 3.1HIGH 8.8
- TI-2013-04422 NDProxy.sys in the kernel in Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 allows… KEVCVSS 3.1HIGH 7.8
Sources
- CVE-2014-4971 · CVE Program
- CVE-2014-4971 · NVD
- FIRST EPSS
- GHSA-r97w-68rj-55vf · GitHub Advisory Database · CC BY 4.0
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