CVE-2018-8581

high-risk
Published 2018-11-14

An elevation of privilege vulnerability exists in Microsoft Exchange Server, aka "Microsoft Exchange Server Elevation of Privilege Vulnerability." This affects Microsoft Exchange Server.

Do I need to act?

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91.5% chance of exploitation in next 30 days
EPSS score — higher than 9% of all CVEs
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CISA KEV: actively exploited in the wild
On the Known Exploited Vulnerabilities catalog — federal agencies must patch
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.4/10 High
NETWORK / HIGH complexity

Affected Products (4)

Affected Vendors

Microsoft

References (7)

Broken Link http://www.securityfocus.com/bid/105837
Broken Link http://www.securitytracker.com/id/1042141
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8581
Broken Link http://www.securityfocus.com/bid/105837
Broken Link http://www.securitytracker.com/id/1042141
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8581
US Government Resource https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-...
59
/ 100
high-risk
Severity 22/34 · High
Exploitability 27/34 · High
Exposure 10/34 · Low