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Two Microsoft Exchange Server Zero-Day Vulnerabilities (aka ProxyNotShell)

September 30, 2022 By Josh Stuifbergen

Update 10/6/2022 : Microsoft has released several updates since their post on the “ProxyNotShell” Exchange vulnerabilities.  If you followed their initial mitigation steps, they are not sufficient to block this threat and your Exchange server may remain vulnerable. Security researchers began poking at the initial mitigation recommendations and found ways to bypass their … [Read more...]

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