Description
Incorrect implementation of authentication algorithm in Microsoft Exchange Server allows an unauthorized attacker to elevate privileges locally.
CVSS breakdown
CVSS 3.1
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
E
Unchanged
RL
O
RC
Changed
Affected products
- Microsoft / Microsoft Exchange Server 2016 Cumulative Update 2315.01.0.0 – 15.01.2507.061
- Microsoft / Microsoft Exchange Server 2019 Cumulative Update 1415.02.0.0 – 15.02.1544.036
- Microsoft / Microsoft Exchange Server 2019 Cumulative Update 1515.02.0.0 – 15.02.1748.039
- Microsoft / Microsoft Exchange Server Subscription Edition RTM15.02.0.0 – 15.02.2562.029