8.3
CVSSv2

CVE-2022-21846

Published: 11/01/2022 Updated: 14/01/2022
CVSS v2 Base Score: 8.3 | Impact Score: 10 | Exploitability Score: 6.5
CVSS v3 Base Score: 9 | Impact Score: 6 | Exploitability Score: 2.3
Vector: AV:A/AC:L/Au:N/C:C/I:C/A:C

Vulnerability Summary

Microsoft Exchange Server Remote Code Execution Vulnerability. Exploitation More Likely.

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microsoft exchange server 2013

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Recent Articles

Microsoft starts 2022 with big bundle fixes for 96 security bugs in its software
The Register • Thomas Claburn in San Francisco • 12 Jan 2022

Get our weekly newsletter Nothing is certain except death, taxes, and programming errors

Patch Tuesday The new year brings the same old chore of shoring up Microsoft software. For its first Patch Tuesday of 2022, Redmond has bestowed 96 new CVEs affecting its Windows products.
If you include 24 Chromium CVEs published earlier this month and now addressed in Microsoft's Edge browser, in addition to two CVEs in open source projects (Curl and Libarchive), you get 122 fixes that need to be applied.
Affected systems include: Windows and associated components, Edge, Exchange S...

Microsoft Faces Wormable, Critical RCE Bug & 6 Zero-Days
Threatpost • Tara Seals • 11 Jan 2022

Microsoft has addressed a total of 97 security vulnerabilities in its January 2022 Patch Tuesday update – nine of them rated critical – including six that are listed as publicly known zero-days.
The fixes cover a swath of the computing giant’s portfolio, including: Microsoft Windows and Windows Components, Microsoft Edge (Chromium-based), Exchange Server, Microsoft Office and Office Components, SharePoint Server, .NET Framework, Microsoft Dynamics, Open-Source Software, Windows Hyper...