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CVE-2014-4971

7.2 · HIGH

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 c…

Published Jul 26, 2014microsoftCWE-20EPSS 23.05%

Overview

CVE-2014-4971 is a high-severity vulnerability affecting microsoft windows_xp. It was published on July 26, 2014 and has a CVSS 2.0 base score of 7.2 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.2, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories and patches from microsoft. Update windows_xp to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refblogs.technet.com/b/srd/archive/2014/10/14/accessing-risk-for-the-october-2014-security-updates.aspxRefpacketstormsecurity.com/files/127535/Microsoft-XP-SP3-BthPan.sys-Arbitrary-Write-Privilege-Escalation.htmlRefpacketstormsecurity.com/files/127536/Microsoft-XP-SP3-MQAC.sys-Arbitrary-Write-Privilege-Escalation.htmlRefpacketstormsecurity.com/files/128674/Microsoft-Bluetooth-Personal-Area-Networking-BthPan.sys-Privilege-Escalation.htmlRefseclists.org/fulldisclosure/2014/Jul/96Refseclists.org/fulldisclosure/2014/Jul/97Refsecunia.com/advisories/60974Refwww.exploit-db.com/exploits/34112Refwww.exploit-db.com/exploits/34131Refwww.exploit-db.com/exploits/34982

How CyberStrike helps

Frequently asked questions

What is CVE-2014-4971?

CVE-2014-4971 is a high-severity vulnerability affecting microsoft windows_xp. It was published on July 26, 2014 and has a CVSS 2.0 base score of 7.2 (HIGH).

How severe is CVE-2014-4971?

This vulnerability has a CVSS 2.0 base score of 7.2, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2014-4971?

Check the references section for vendor advisories and patches from microsoft. Update windows_xp to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2014-4971?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2014-4971 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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