CVE-2021-31207
Act now ● On CISA KEV — actively exploited used in ransomware
Actively exploited — on the CISA KEV list.
CVSS base
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EPSS — probability of exploitation (30 days)
99.8%
100.0th percentile
CISA KEV
Listed
Added 2021-11-03 · patch by 2021-11-17
Weakness / dates
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Published — · modified —
Description
Microsoft Exchange Server contains an unspecified vulnerability that allows for security feature bypass.