CVE-2021-34523 Information
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Jun 06, 2022
cve
Description
Microsoft Exchange Server Elevation of Privilege Vulnerability This CVE ID is unique from CVE-2021-33768 CVE-2021-34470.
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Reference
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34523 https://www.zerodayinitiative.com/advisories/ZDI-21-822/ http://packetstormsecurity.com/files/163895/Microsoft-Exchange-ProxyShell-Remote-Code-Execution.html
Attack Complexity
LOW
Privileges Required
NONE
User Interaction Required
NONE
Scope
NONE
Confidentiality Impact
UNCHANGED
Integrity Impact
HIGH
Availability Impact
HIGH
Base Score
HIGH
Base Severity
9.8