CVE-2019-1373

CRITICAL

Microsoft Exchange - RCE

Title source: llm

Description

A remote code execution vulnerability exists in Microsoft Exchange through the deserialization of metadata via PowerShell, aka 'Microsoft Exchange Remote Code Execution Vulnerability'.

References (1)

[Patch, Vendor Advisory] https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1373

Scores

CVSS v3 9.8

EPSS 0.0962

EPSS Percentile 92.8%

Attack Vector NETWORK

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

Classification

CWE

CWE-502

Status published

Affected Products (5)

microsoft/exchange_server

Timeline

Published Nov 12, 2019

Tracked Since Feb 18, 2026