Microsoft Exchange Server 2016 Cumulative Update 21 vulnerabilities

16 known vulnerabilities affecting microsoft/microsoft_exchange_server_2016_cumulative_update_21.

Total CVEs
16
CISA KEV
2
actively exploited
Public exploits
1
Exploited in wild
4
Severity breakdown
CRITICAL4HIGH8MEDIUM4

Vulnerabilities

Page 1 of 1
CVE-2022-23277HIGHCVSS 8.8≥ 15.01.0, < 15.01.2308.0272022-03-09
CVE-2022-23277 [HIGH] CVE-2022-23277: Microsoft Exchange Server Remote Code Execution Vulnerability Microsoft Exchange Server Remote Code Execution Vulnerability
cvelistv5nvd
CVE-2022-24463MEDIUMCVSS 6.5≥ 15.01.0, < 15.01.2308.0272022-03-09
CVE-2022-24463 [MEDIUM] Microsoft Exchange Server Spoofing Vulnerability Microsoft Exchange Server Spoofing Vulnerability Microsoft Exchange Server Spoofing Vulnerability
cvelistv5
CVE-2022-21846CRITICALCVSS 9.0≥ 15.01.0, < 15.01.2308.0212022-01-11
CVE-2022-21846 [CRITICAL] CVE-2022-21846: Microsoft Exchange Server Remote Code Execution Vulnerability Microsoft Exchange Server Remote Code Execution Vulnerability
cvelistv5nvd
CVE-2022-21855CRITICALCVSS 9.0≥ 15.01.0, < 15.01.2308.0212022-01-11
CVE-2022-21855 [CRITICAL] CVE-2022-21855: Microsoft Exchange Server Remote Code Execution Vulnerability Microsoft Exchange Server Remote Code Execution Vulnerability
cvelistv5nvd
CVE-2022-21969CRITICALCVSS 9.0≥ 15.01.0, < 15.01.2308.0212022-01-11
CVE-2022-21969 [CRITICAL] CVE-2022-21969: Microsoft Exchange Server Remote Code Execution Vulnerability Microsoft Exchange Server Remote Code Execution Vulnerability
cvelistv5nvd
CVE-2021-42321HIGHCVSS 8.8KEV≥ 15.01.0, < 15.01.2308.0202021-11-10
CVE-2021-42321 [HIGH] CVE-2021-42321: Microsoft Exchange Server Remote Code Execution Vulnerability Microsoft Exchange Server Remote Code Execution Vulnerability
cvelistv5nvd
CVE-2021-41349MEDIUMCVSS 6.5ExploitedPoC≥ 15.01.0, < 15.01.2308.0202021-11-10
CVE-2021-41349 [MEDIUM] Microsoft Exchange Server Spoofing Vulnerability Microsoft Exchange Server Spoofing Vulnerability Microsoft Exchange Server Spoofing Vulnerability
cvelistv5
CVE-2021-42305MEDIUMCVSS 6.5≥ 15.01.0, < 15.01.2308.0202021-11-10
CVE-2021-42305 [MEDIUM] Microsoft Exchange Server Spoofing Vulnerability Microsoft Exchange Server Spoofing Vulnerability Microsoft Exchange Server Spoofing Vulnerability
cvelistv5
CVE-2021-26427CRITICALCVSS 9.6≥ 15.01.0, < 15.01.2308.0152021-10-13
CVE-2021-26427 [CRITICAL] CVE-2021-26427: Microsoft Exchange Server Remote Code Execution Vulnerability Microsoft Exchange Server Remote Code Execution Vulnerability
cvelistv5nvd
CVE-2021-41348HIGHCVSS 8.0≥ 15.01.0, < 15.01.2308.0152021-10-13
CVE-2021-41348 [HIGH] CWE-269 CVE-2021-41348: Microsoft Exchange Server Elevation of Privilege Vulnerability Microsoft Exchange Server Elevation of Privilege Vulnerability
cvelistv5nvd
CVE-2021-34453HIGHCVSS 7.5≥ 15.01.0, < 15.01.2308.0152021-10-13
CVE-2021-34453 [HIGH] CVE-2021-34453: Microsoft Exchange Server Denial of Service Vulnerability Microsoft Exchange Server Denial of Service Vulnerability
cvelistv5nvd
CVE-2021-41350MEDIUMCVSS 6.5≥ 15.01.0, < 15.01.2308.0152021-10-13
CVE-2021-41350 [MEDIUM] Microsoft Exchange Server Spoofing Vulnerability Microsoft Exchange Server Spoofing Vulnerability Microsoft Exchange Server Spoofing Vulnerability
cvelistv5
CVE-2021-31206HIGHCVSS 8.0Exploited≥ 15.01.0, < 15.01.2308.0142021-07-14
CVE-2021-31206 [HIGH] CVE-2021-31206: Microsoft Exchange Server Remote Code Execution Vulnerability Microsoft Exchange Server Remote Code Execution Vulnerability
cvelistv5nvd
CVE-2021-33768HIGHCVSS 8.0≥ 15.01.0, < 15.01.2308.0142021-07-14
CVE-2021-33768 [HIGH] CVE-2021-33768: Microsoft Exchange Server Elevation of Privilege Vulnerability Microsoft Exchange Server Elevation of Privilege Vulnerability
cvelistv5nvd
CVE-2021-34470HIGHCVSS 8.0≥ 15.01.0, < 15.01.2308.0082021-07-14
CVE-2021-34470 [HIGH] CVE-2021-34470: Microsoft Exchange Server Elevation of Privilege Vulnerability Microsoft Exchange Server Elevation of Privilege Vulnerability
cvelistv5nvd
CVE-2021-31196HIGHCVSS 7.2KEV≥ 15.01.0, < 15.01.2308.0142021-07-14
CVE-2021-31196 [HIGH] CVE-2021-31196: Microsoft Exchange Server Remote Code Execution Vulnerability Microsoft Exchange Server Remote Code Execution Vulnerability
cvelistv5nvd
Microsoft Exchange Server 2016 Cumulative Update 21 vulnerabilities | cvebase