CVE-2020-17143

high

Description

Microsoft Exchange Server Information Disclosure Vulnerability

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17143

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-17143

Details

Source: Mitre, NVD

Published: 2020-12-10

Updated: 2025-08-28

Risk Information

CVSS v2

Base Score: 6.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 8.8

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.81122