Back

CVE-2019-0586

CRITICAL

A remote code execution vulnerability exists in Microsoft Exchange software when the software fails to properly handle objects in memory, aka "Microsoft Exchange Memory Corruption Vulnerability." This affects Microsoft Exchange Server.

Published: Jan 8, 2019 Modified: Jun 17, 2026
CWE-787

CVSS Metrics

CVSSv3
Attack Vector: NETWORK Attack Complexity: LOW Privileges Required: NONE User Interaction: NONE Scope: UNCHANGED Confidentiality Impact: HIGH Integrity Impact: HIGH Availability Impact: HIGH

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

Affected Products (3)

Vendor Product Version
microsoft exchange_server 2016
microsoft exchange_server 2016
microsoft exchange_server 2019

GitHub Security Advisory GHSA-qmqc-fwpv-mx4f

A remote code execution vulnerability exists in Microsoft Exchange software when the software...

Risk Scores

CVSS Score 9.8 / 10
EPSS Score 15.40%

Top 3% most likely to be exploited

Threat Score 43.8 / 100

Data Sources

NVD EPSS GitHub