VulnerabilitycriticalExploited in the wild

92% of worldwide Microsoft Exchange IPs are now patched or mitigated

Security Affairsby @securityaffairsMar 24, 2021 · 07:57 UTC (Mar 24, 2021)2 min read2

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CVEs: CVE-2021-26855 CVE-2021-26857 CVE-2021-26858 CVE-2021-27065

Tags: cve-2021-26855 cve-2021-26857 cve-2021-26858 cve-2021-27065 vulnerability

Vulnerabilities mentioned

All

CVE	Vulnerability	CVSS	EPSS	Signals	Published
CVE-2021-26855 +3 related CVEs CVE-2021-27065 CVE-2021-26857 CVE-2021-26858	Unauthenticated SSRF/RCE in Microsoft Exchange Server (ProxyLogon)	9.1 group max	100%	KEVRansomwarePoC ×4	Mar 3, 2021 KEV Nov 3, 2021

From the original article

2 min read at securityaffairs.com

Microsoft revealed that 92% of all on-premises Microsoft Exchange servers exposed online affected by the ProxyLogon vulnerabilities are now patched.

Security Affairs

By @securityaffairs · securityaffairs.com

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