CVE-2014-4068
MEDIUM · CVSS 5.0EPSS 19.7%EU EUVD
The Response Group Service in Microsoft Lync Server 2010 and 2013 and the Core Components in Lync Server 2013 do not properly handle exceptions, which allows remote attackers to cause a denial of service (daemon hang) via a crafted call, aka "Lync Denial of Service Vulnerability."
Key facts
- CVSS score
- 5.0 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P- Weakness (CWE)
- CWE-20
- EPSS score
- 19.7% (97th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2014-3999)
- Published
- September 10, 2014
- NVD last modified
- June 17, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2014-3999 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- microsoft / lync server
- microsoft / lync server
References
- http://blogs.technet.com/b/srd/archive/2014/09/09/assessing-risk-for-the-september-2014-security-updates.aspx
- http://www.securityfocus.com/bid/69586
- http://www.securitytracker.com/id/1030821
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-055
- https://exchange.xforce.ibmcloud.com/vulnerabilities/95544
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
Query CVEs from your AI assistant
The CVE/NVD Explorer brain answers CVE questions directly inside Claude, ChatGPT, or any MCP assistant — always up to date, no setup. Add it once and stop pasting advisories into chat.
Add the CVE brain