Vulnerability Details : CVE-2014-4068
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."
Vulnerability category: Input validationDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2014-4068
Probability of exploitation activity in the next 30 days: 3.75%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 91 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2014-4068
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST |
CWE ids for CVE-2014-4068
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The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2014-4068
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https://exchange.xforce.ibmcloud.com/vulnerabilities/95544
Microsoft Lync Server denial of service CVE-2014-4068 Vulnerability Report
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http://blogs.technet.com/b/srd/archive/2014/09/09/assessing-risk-for-the-september-2014-security-updates.aspx
Assessing risk for the September 2014 security updates – Microsoft Security Response Center
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https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-055
Microsoft Security Bulletin MS14-055 - Important | Microsoft Docs
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http://www.securityfocus.com/bid/69586
Microsoft Lync Server CVE-2014-4068 Remote Denial of Service Vulnerability
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http://www.securitytracker.com/id/1030821
Microsoft Lync Bugs Permit Cross-Site Scripting and Denial of Service Attacks - SecurityTracker
Products affected by CVE-2014-4068
- cpe:2.3:a:microsoft:lync_server:2013:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:lync_server:2010:*:*:*:*:*:*:*