CVE-2014-4971

Public Exploit

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.

Category

7.2
CVSS
Severity: High
CVSS 2.0 •
EPSS 26.30% Top 5%
Vendor Advisory microsoft.com Vendor Advisory technet.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.securitytracker.com/id/1031025 vdb entry third party advisory
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-062 vendor advisory
http://www.securityfocus.com/bid/68764 vdb entry
http://blogs.technet.com/b/srd/archive/2014/10/14/accessing-risk-for-the-october-2014-security-updates.aspx vendor advisory
https://www.korelogic.com/Resources/Advisories/KL-001-2014-002.txt exploit
http://www.securityfocus.com/archive/1/532844/100/0/threaded mailing list
http://packetstormsecurity.com/files/127536/Microsoft-XP-SP3-MQAC.sys-Arbitrary-Write-Privilege-Escalation.html
http://www.exploit-db.com/exploits/34112 exploit
http://www.exploit-db.com/exploits/34131 exploit
https://www.korelogic.com/Resources/Advisories/KL-001-2014-003.txt exploit
http://packetstormsecurity.com/files/127535/Microsoft-XP-SP3-BthPan.sys-Arbitrary-Write-Privilege-Escalation.html
http://packetstormsecurity.com/files/128674/Microsoft-Bluetooth-Personal-Area-Networking-BthPan.sys-Privilege-Escalation.html vdb entry exploit
http://www.exploit-db.com/exploits/34982 exploit
http://seclists.org/fulldisclosure/2014/Jul/97 mailing list exploit
http://www.securityfocus.com/archive/1/532843/100/0/threaded mailing list
http://www.osvdb.org/109387 vdb entry broken link
http://secunia.com/advisories/60974 third party advisory permissions required
http://seclists.org/fulldisclosure/2014/Jul/96 mailing list exploit

Frequently Asked Questions

What is the severity of CVE-2014-4971?
CVE-2014-4971 has been scored as a high severity vulnerability.
How to fix CVE-2014-4971?
To fix CVE-2014-4971, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2014-4971 being actively exploited in the wild?
It is possible that CVE-2014-4971 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~26% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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