CVE-2018-8558

moderate-risk
Published 2018-11-14

An information disclosure vulnerability exists when Microsoft Outlook fails to respect "Default link type" settings configured via the SharePoint Online Admin Center, aka "Microsoft Outlook Information Disclosure Vulnerability." This affects Office 365 ProPlus, Microsoft Office. This CVE ID is unique from CVE-2018-8579.

Do I need to act?

!
13.6% chance of exploitation in next 30 days
EPSS score — higher than 86% of all CVEs
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.5/10 Medium
NETWORK / LOW complexity

Affected Products (2)

Affected Vendors

Microsoft

References (4)

Third Party Advisory http://www.securityfocus.com/bid/105826
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8558
Third Party Advisory http://www.securityfocus.com/bid/105826
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8558
43
/ 100
moderate-risk
Severity 24/34 · High
Exploitability 12/34 · Low
Exposure 7/34 · Low