CVE-2019-1373

high-risk
Published 2019-11-12

A remote code execution vulnerability exists in Microsoft Exchange through the deserialization of metadata via PowerShell, aka 'Microsoft Exchange Remote Code Execution Vulnerability'.

Do I need to act?

~
9.6% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (5)

Affected Vendors

Microsoft

References (2)

Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1373
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1373
55
/ 100
high-risk
Severity 32/34 · Critical
Exploitability 11/34 · Low
Exposure 12/34 · Low