CVE-2020-17084 : Microsoft Exchange Server Remote Code Execution Vulnerability

Microsoft Exchange Server Remote Code Execution Vulnerability

Published 2020-11-11 07:15:19

Updated 2023-12-31 19:15:28

Source Microsoft Corporation

View at NVD, CVE.org

Vulnerability category: OverflowExecute code

Exploit prediction scoring system (EPSS) score for CVE-2020-17084

EPSS FAQ

1.27%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 86 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-17084

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
9.0	HIGH	AV:N/AC:L/Au:S/C:C/I:C/A:C	8.0	10.0	NIST
Access Vector: Network Access Complexity: Low Authentication: Single Confidentiality Impact: Complete Integrity Impact: Complete Availability Impact: Complete
8.8	HIGH	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	2.8	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High
8.5	HIGH	CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H	1.8	6.0	Microsoft Corporation
Attack Vector: Network Attack Complexity: High Privileges Required: Low User Interaction: None Scope: Changed Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2020-17084

CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

Assigned by: nvd@nist.gov (Primary)

Products affected by CVE-2020-17084

Microsoft » Exchange Server » Version: 2013 Update Cumulative Update 23
cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_23:*:*:*:*:*:*
Matching versions
Microsoft » Exchange Server » Version: 2016 Update Cumulative Update 18
cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_18:*:*:*:*:*:*
Matching versions
Microsoft » Exchange Server » Version: 2019 Update Cumulative Update 7
cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_7:*:*:*:*:*:*
Matching versions
Microsoft » Exchange Server » Version: 2016 Update Cumulative Update 17
cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_17:*:*:*:*:*:*
Matching versions
Microsoft » Exchange Server » Version: 2019 Update Cumulative Update 6
cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_6:*:*:*:*:*:*
Matching versions

Vulnerability Details : CVE-2020-17084

Exploit prediction scoring system (EPSS) score for CVE-2020-17084

CVSS scores for CVE-2020-17084

CWE ids for CVE-2020-17084

References for CVE-2020-17084

Products affected by CVE-2020-17084