CVE-2020-16875
Scores
EPSS
Percentile: 86.8%
CVSS
CVSS Score: 7.2/10
All CVSS Scores
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Vector Breakdown
CVSS (Common Vulnerability Scoring System) vector provides detailed metrics about vulnerability characteristics
CVSS
Attack Vector
Network (N)
Describes how the vulnerability is exploited
Attack Complexity
Low (L)
Describes the conditions beyond the attacker's control
Privileges Required
High (H)
Describes the level of privileges an attacker must possess
User Interaction
None (N)
Captures the requirement for a human user participation
Scope
Unchanged (U)
Determines if a successful attack impacts components beyond the vulnerable component
Confidentiality Impact
High (H)
Measures the impact to the confidentiality of information
Integrity Impact
High (H)
Measures the impact to integrity of a successfully exploited vulnerability
Availability Impact
High (H)
Measures the impact to the availability of the impacted component
Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C
Vector Breakdown
CVSS (Common Vulnerability Scoring System) vector provides detailed metrics about vulnerability characteristics
CVSS
Attack Vector
Network (N)
Describes how the vulnerability is exploited
Attack Complexity
Low (L)
Describes the conditions beyond the attacker's control
Authentication
Single
Describes the level of privileges an attacker must possess
Confidentiality Impact
Complete
Measures the impact to the confidentiality of information
Integrity Impact
Complete
Measures the impact to integrity of a successfully exploited vulnerability
Availability Impact
Complete
Measures the impact to the availability of the impacted component
Description
A remote code execution vulnerability exists in Microsoft Exchange server due to improper validation of cmdlet arguments.
An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the System user. Exploitation of the vulnerability requires an authenticated user in a certain Exchange role to be compromised.
The security update addresses the vulnerability by correcting how Microsoft Exchange handles cmdlet arguments.
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Sources
CWEs
Related Vulnerabilities
Vulnerable Software (5)
Type: Configuration
Vendor: *
Product: exchange_server
Operating System: * * *
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_16:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:microsoft:exc...
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_16:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_17:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_5:*:*:*:*:*:*", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_6:*:*:*:*:*:*", "vulnerable": true } ], "operator": "OR"}
Source: nvd
Type: Windows KB
Vendor: Microsoft
Product: Windows
Operating System: Windows
Identifier: KB4577352
Source: msrc
Type: Windows KB
Vendor: Microsoft
Product: Windows
Operating System: Windows
Identifier: KB4581424
Source: msrc
Type: Windows KB
Vendor: Microsoft
Product: Windows
Operating System: Windows
Identifier: KB4588741
Source: msrc
Type: Windows KB
Vendor: Microsoft
Product: Windows
Operating System: Windows
Identifier: KB5000871
Source: msrc