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CVE-2021-33768

Microsoft Exchange Server Elevation of Privilege Vulnerability

CVSS 8 HIGHEPSS 1.2%◆ VulnCheck KEV
Vexday Risk Score
43Attention
SSVC decision (CISA)
Act
Exploitation + impact → act immediately
CVSS 8EPSS 1.2%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
14 Jul 2021Published on NVD
Recommendation: Patch as soon as possible — active exploitation confirmed.
Microsoft Exchange Server Elevation of Privilege Vulnerability
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Affected products
Microsoft · Microsoft Exchange Server 2016 Cumulative Update 20Microsoft · Microsoft Exchange Server 2016 Cumulative Update 21Microsoft · Microsoft Exchange Server 2019 Cumulative Update 10Microsoft · Microsoft Exchange Server 2019 Cumulative Update 9
References
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-33768