CVE-2021-36166

moderate-risk
Published 2022-03-01

An improper authentication vulnerability in FortiMail before 7.0.1 may allow a remote attacker to efficiently guess one administrative account's authentication token by means of the observation of certain system's properties.

Do I need to act?

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0.50% chance of exploitation
EPSS score — low exploit probability
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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 (2)

Affected Vendors

Fortinet

References (2)

Vendor Advisory https://fortiguard.com/psirt/FG-IR-21-028
Vendor Advisory https://fortiguard.com/psirt/FG-IR-21-028
41
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 2/34 · Minimal
Exposure 7/34 · Low