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Microsoft Exchange Server Gets Patches for New Vulnerabilities

Amid ongoing attacks through Microsoft Exchange Server exploits, Microsoft is issuing cumulative patches for newly discovered vulnerabilities.

Pwn2Own Hacking Contest Shows Flaws in Windows 10, Exchange Server, Zoom, and Chrome

Over three days Pwn2Own hacking context, numerous vulnerabilities were found across a range of popular tech services.

Microsoft Exchange Server Attackers Target KrebsOnSecurity

In an effort to delegitimize noted security researcher KrebsOnSecurity, Microsoft Exchange Server hackers are using domains mimicking the researcher.

Leaked Audio Shows Microsoft is Struggling to Reach Potential Exchange Server Exploit Victims

Microsoft says many companies potentially affected by an Exchange Server attack have not patched and cannot be contacted.
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Microsoft Exchange Server Attacks: Investigation Underway into Potential Leaked PoC Code

Microsoft is investigating whether a leak happened that gave attackers access to PoC code for Microsoft Exchange Server vulnerabilities.

Old Microsoft Exchange Server Versions Get Patch to Protect Against Ongoing Exploits

In the wake of Microsoft Exchange Server attacks, Microsoft is taking the rare step of patching older versions of the service.
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Microsoft Exchange Server Attacks Get White House Taskforce Response

Joe Biden’s administration has set up a taskforce to monitor the ongoing Microsoft Exchange Server attacks, which are currently ongoing.
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Microsoft Exchange Server HAFNIUM Exploit Hits 30,000 Organizations

With hundreds of thousands more Microsoft Exchange Server customers at risk, Microsoft is releasing a tool to help organizations.
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Microsoft Exchange Servers Targeted by New PowerShell Backdoors

Researchers says two new PowerShell backdoors were used against a Microsoft Exchange server of a Kuwait organization.
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Microsoft Extends Exchange Server 2010 Support to Oct. 13, 2020

Microsoft has aligned the end-of-support for Exchange Server 2010 with the cutoff for SharePoint Server 2010 and Office 2010.
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Microsoft Exchange Servers Victim to One of the Most Sophisticated Backdoors to Date

Russia-linked hackers are thought to have been targeting Microsoft Exchange servers since 2014, including political attacks in the Middle East, Brazil, and Eastern Europe.
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Microsoft Updates Exchange Server 2016 and Legacy Versions

The company has sent out cumulative updates and update rollups for the last four versions of Exchange Server, including Exchange 16. The releases focus on clearing up problems from previous roll outs.

Massive Vulnerability in Microsoft Exchange Threatens Tens of Thousands of Servers

Major Microsoft Exchange flaw impacts almost 100K servers, allowing attackers to bypass security and potentially steal data.
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Microsoft Investigates Server Busy Errors in Exchange Online

Microsoft links delays to a "Server busy" error ('451 4.7.500') and ties it to infrastructural challenges.

Microsoft Confirms Zero-Day ‘PrivExchange’ Vulnerability in Its Mail Server

Microsoft Exchange Server's PrivExchange vulnerability lets a regular user escalate their privilege to administrator, gaining access to dangerous information and tools.

Microsoft Releases Office 2019 Exchange, Skype, SharePoint, and Project Servers

Microsoft's Office 2019 Server products are now available to all, though Exchange users will need a copy of the now recalled Windows Server 2019.
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Security Flaw in Microsoft’s Azure Server Leaves Bing Data Unprotected

Microsoft left an Azure server with Bing search data exposed due to missing password protection.

Microsoft Announces Retirement of Exchange Web Services in 2026

Microsoft is phasing out EWS for the Graph API to enhance security and efficiency for developers and users.
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Microsoft Ends Support for Skype for Business Server Connections in Teams Rooms

With the phasing out of support for Skype for Business servers, Teams Rooms support will now be aligned with the Teams Desktop for Exchange server setup.

Microsoft Updates Exchange Online SMTP Relay Requirements to Improve Security

Microsoft is updating its Exchange Online SMTP relay requirements on November 1 to improve security for business customers.

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