Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
None
Attack Vector
Local
1

CVE-2021-34523

Disclosure Date: July 14, 2021
Exploited in the Wild
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

Microsoft Exchange Server Elevation of Privilege Vulnerability

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CVSS V3 Severity and Metrics
Base Score:
9.0 Critical
Impact Score:
5.8
Exploitability Score:
2.5
Vector:
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Changed
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
None

General Information

Vendors

  • microsoft

Products

  • exchange server 2013,
  • exchange server 2016,
  • exchange server 2019

Exploited in the Wild

Reported by:

Additional Info

Technical Analysis