CVE-2021-42099

critical-risk
Published 2021-11-30

Zoho ManageEngine M365 Manager Plus before 4421 is vulnerable to file-upload remote code execution.

Do I need to act?

!
22.4% chance of exploitation in next 30 days
EPSS score — higher than 78% 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
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (20)

Manageengine M365 Manager Plus
Manageengine M365 Manager Plus
Manageengine M365 Manager Plus
Manageengine M365 Manager Plus
Manageengine M365 Manager Plus
Manageengine M365 Manager Plus
Manageengine M365 Manager Plus
Manageengine M365 Manager Plus
Manageengine M365 Manager Plus
Manageengine M365 Manager Plus
Manageengine M365 Manager Plus
Manageengine M365 Manager Plus
Manageengine M365 Manager Plus
Manageengine M365 Manager Plus
Manageengine M365 Manager Plus
Manageengine M365 Manager Plus
Manageengine M365 Manager Plus
Manageengine M365 Manager Plus
Manageengine M365 Manager Plus
Manageengine M365 Manager Plus

Affected Vendors

76
/ 100
critical-risk
Severity 32/34 · Critical
Exploitability 14/34 · Moderate
Exposure 30/34 · Critical