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Home Posts tagged "Microsoft Exchange"

Microsoft Exchange

Microsoft rolled out emergency fix for Y2k22 bug in Exchange servers

Microsoft released an emergency patch to fix the Y2k22 bug that is breaking...

January 3, 2022  By Pierluigi Paganini

Y2k22 bug in Microsoft Exchange causes failure in email delivery

Y2k22 bug is causing Microsoft Exchange on-premise servers to fail in delivering...

January 1, 2022  By Pierluigi Paganini

Owowa, a malicious IIS Server module used to steal Microsoft Exchange credentials

Threat actors are using a malicious Internet Information Services (IIS)...

December 16, 2021  By Pierluigi Paganini

Expert released PoC exploit code for Microsoft Exchange CVE-2021-42321 RCE bug

A researcher has released a proof-of-concept exploit code for an actively...

November 23, 2021  By Pierluigi Paganini

Attackers compromise Microsoft Exchange servers to hijack internal email chains

A malware campaign aimed at Microsoft Exchange servers exploits ProxyShell...

November 21, 2021  By Pierluigi Paganini

US, UK and Australia warn of Iran-linked APTs exploiting Fortinet, Microsoft Exchange flaws

U.S., U.K. and Australia warn that Iran-linked APT groups exploiting Fortinet...

November 18, 2021  By Pierluigi Paganini

A bug in Microsoft Exchange Autodiscover feature leaks +372K of domain credentials

A flaw in the Microsoft Exchange Autodiscover feature can be exploited...

September 23, 2021  By Pierluigi Paganini

Conti ransomware gang targets Microsoft Exchange servers with ProxyShell exploits

The Conti ransomware operators are targeting Microsoft Exchange servers...

September 3, 2021  By Pierluigi Paganini

Microsoft Exchange ProxyToken flaw can allow attackers to read your emails

ProxyToken is a serious vulnerability in Microsoft Exchange Server that...

August 31, 2021  By Pierluigi Paganini

CISA recommends immediately patch Exchange ProxyShell flaws

US CISA issued an urgent alert to warn admins to address ProxyShell vulnerabilities...

August 23, 2021  By Pierluigi Paganini


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Copyright 2021 Security Affairs by Pierluigi Paganini All Right Reserved.
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