Home/CVE/A denial of service vulnerability exists in Skype for Business, aka "Microsoft Skype for Business Denial of Service Vuln
CVE

CVE-2018-8546

A denial of service vulnerability exists in Skype for Business, aka "Microsoft Skype for Business Denial of Service Vuln

A denial of service vulnerability exists in Skype for Business, aka "Microsoft Skype for Business Denial of Service Vulnerability." This affects Office 365 ProPlus, Microsoft Office, Microsoft Lync, Skype.

MEDIUM · CVSS 5.9 EPSS 0.1348
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  • EPSS ≥ 0.10 - elevated exploitation probability
  • EPSS percentile: top 6% of all CVEs by exploitation likelihood
Sigma rules8 YARA rules0
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Affected Products & Versions

6
microsoft lyncall versions
microsoft lync basicall versions
microsoft officeall versions
microsoft office 365 proplusall versions
microsoft skype for businessall versions
microsoft skype for business basicall versions
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Sigma Hunt Rules

8
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighSuspicious Microsoft Office Child Process - MacOS
producthighCode Executed Via Office Add-in XLL File
producthighPotential Persistence Via Microsoft Office Add-In
producthighPotential Persistence Via Microsoft Office Startup Folder
producthighFile With Uncommon Extension Created By An Office Application
producthighOffice Macro File Creation From Suspicious Process
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Scoring & Timeline

5.9
MEDIUM · CVSS v3.0 · secure@microsoft.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD14 Nov 2018 · 01:29 AM
CVSS VectorCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
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Vendor Advisories

1
msrcCVE-2018-8546Denial of Service
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References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.securityfocus.com/bid/105802Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1042125Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8546PatchVendor Advisory
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