Vulnerability Details : CVE-2022-21978
Microsoft Exchange Server Elevation of Privilege Vulnerability
Vulnerability category: Gain privilege
Products affected by CVE-2022-21978
- cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_23:*:*:*:*:*:*
- cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_22:*:*:*:*:*:*
- cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_11:*:*:*:*:*:*
- cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_12:*:*:*:*:*:*
- cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_23:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-21978
0.14%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 36 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-21978
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
NIST | |
|
8.2
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H |
1.5
|
6.0
|
Microsoft Corporation |
References for CVE-2022-21978
-
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21978
CVE-2022-21978 - Security Update Guide - Microsoft - Microsoft Exchange Server Elevation of Privilege Vulnerability
-
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21978
CVE-2022-21978 - Security Update Guide - Microsoft - Microsoft Exchange Server Elevation of Privilege VulnerabilityPatch;Vendor Advisory
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