CVE-2023-21764: high-severity vulnerability in Microsoft Exchange Server 2016 Cumulative…
Microsoft Exchange Server Elevation of Privilege Vulnerability
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.8epss 0.6%
Microsoft Exchange Server Elevation of Privilege Vulnerability
CVSS:3.1/AV:L/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 23Microsoft · Microsoft Exchange Server 2019 Cumulative Update 11Microsoft · Microsoft Exchange Server 2019 Cumulative Update 12Related CVEs — Microsoft Exchange Server 2016 Cumulative…
In the same product, most dangerous first.
CVE-2022-41082HIGHMicrosoft Exchange Server Remote Code Execution VulnerabilityEPSS 100.0%KEVCVE-2022-41040HIGHMicrosoft Exchange Server Elevation of Privilege VulnerabilityEPSS 100.0%KEVCVE-2021-42321HIGHMicrosoft Exchange Server Remote Code Execution VulnerabilityEPSS 91.7%KEVCVE-2022-41080HIGHMicrosoft Exchange Server Elevation of Privilege VulnerabilityEPSS 77.3%KEVCVE-2026-42897HIGHMicrosoft Exchange Server Spoofing VulnerabilityEPSS 70.7%KEVCVE-2023-21529HIGHMicrosoft Exchange Server Remote Code Execution VulnerabilityEPSS 59.3%KEV