CVE-2021-31198

moderate-risk
Published 2021-05-11

Microsoft Exchange Server Remote Code Execution Vulnerability

Do I need to act?

~
4.0% 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
7
CVSS 7.8/10 High
LOCAL / LOW complexity

Affected Products (5)

Affected Vendors

Microsoft

References (4)

Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-3119...
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-894/
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-3119...
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-894/
43
/ 100
moderate-risk
Severity 24/34 · High
Exploitability 7/34 · Low
Exposure 12/34 · Low