CVE-2021-33766 — Microsoft Exchange Server Information Disclosure

CISA KEV listed Added January 18, 2022 Remediate by February 1, 2022

Description

Microsoft Exchange Server contains an information disclosure vulnerability which can allow an unauthenticated attacker to steal email traffic from target.

Required action

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2021-33766

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