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CVE-2014-6321

10.0 · HIGH

Schannel in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and…

Published Nov 11, 2014microsoftCWE-94EPSS 95.99%

Overview

CVE-2014-6321 is a high-severity vulnerability affecting microsoft windows_7. It was published on November 11, 2014 and has a CVSS 2.0 base score of 10.0 (HIGH).

This vulnerability has a CVSS 2.0 base score of 10.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Schannel in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allows remote attackers to execute arbitrary code via crafted packets, aka "Microsoft Schannel Remote Code Execution Vulnerability."

Remediation

Check the references section for vendor advisories and patches from microsoft. Update windows_7 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

Refblog.beyondtrust.com/triggering-ms14-066Refmarc.info/?l=bugtraq&m=142384364031268&w=2Refsecunia.com/advisories/59800Refwww.kb.cert.org/vuls/id/505120Refwww.securityfocus.com/bid/70954Refwww.securitysift.com/exploiting-ms14-066-cve-2014-6321-aka-winshock/Refwww.us-cert.gov/ncas/alerts/TA14-318ARefdocs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-066Refblog.beyondtrust.com/triggering-ms14-066Refmarc.info/?l=bugtraq&m=142384364031268&w=2

How CyberStrike helps

Frequently asked questions

What is CVE-2014-6321?

CVE-2014-6321 is a high-severity vulnerability affecting microsoft windows_7. It was published on November 11, 2014 and has a CVSS 2.0 base score of 10.0 (HIGH).

How severe is CVE-2014-6321?

This vulnerability has a CVSS 2.0 base score of 10.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2014-6321?

Check the references section for vendor advisories and patches from microsoft. Update windows_7 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-2014-6321?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2014-6321 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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