Vulnerability Intelligence Report
CVE-2017-11786
Skype for Business in Microsoft Lync 2013 SP1 and Skype for Business 2016 allows an attacker to steal an authentication hash that can be reused elsewhere, due to how Skype for Business handles authentication requests, aka "Skype for Business Elevation of Privilege Vulnerability."
No Active Exploit Signals
CVSS Base Score
8.8
HIGH
EPSS Probability:9.39%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
—
SSVC Action
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Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Microsoft Corporation | Skype for Business | Microsoft Lync 2013 SP1 and Skype for Business 2016 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
9.392%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Microsoft Corporation · Vendor · USA |
| Reserved | 2017-07-31T00:00:00 |
| Published | 2017-10-13T13:00:00 |
| Patch Date | 2017-10-10 |
| Last Updated | 2024-09-16T18:03:43 |
Community Chatter & Buzz