CVE-2021-43892: Microsoft BizTalk ESB Toolkit Spoofing Vulnerability

Overview

Severity

High (CVSS 7.4)

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N/E:P/RL:O/RC:C

Category

Spoofing

Exploit Status

Not Exploited

Patch Tuesday

2021-Dec

Released

2021-12-14

EPSS Score

1.94% (percentile: 83.4%)

Affected Products (3)

Developer Tools

• Microsoft BizTalk ESB Toolkit 2.2
• Microsoft BizTalk ESB Toolkit 2.4
• Microsoft BizTalk ESB Toolkit 2.3

Security Updates (1)

• 5009301

Acknowledgments

Frédéric Tran

Revision History

• 2021-12-14: Information published.