CVE-2018-8311

high-risk
Published 2018-07-11

A remote code execution vulnerability exists when Skype for Business and Microsoft Lync clients fail to properly sanitize specially crafted content, aka "Remote Code Execution Vulnerability in Skype For Business and Lync." This affects Skype, Microsoft Lync.

Do I need to act?

!
28.1% chance of exploitation in next 30 days
EPSS score — higher than 72% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Products (2)

Affected Vendors

Microsoft

References (8)

Third Party Advisory http://www.securityfocus.com/bid/104624
Third Party Advisory http://www.securitytracker.com/id/1041259
Third Party Advisory http://www.securitytracker.com/id/1041260
Vendor Advisory https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8311
Third Party Advisory http://www.securityfocus.com/bid/104624
Third Party Advisory http://www.securitytracker.com/id/1041259
Third Party Advisory http://www.securitytracker.com/id/1041260
Vendor Advisory https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8311
52
/ 100
high-risk
Severity 30/34 · Critical
Exploitability 15/34 · Moderate
Exposure 7/34 · Low