Microsoft Exchange
17,000+ Microsoft Exchange servers in Germany are vulnerable to attack, BSI warns
Around 12% of the 45,000 or so Microsoft Exchange servers in Germany that can be accessed from the Internet without restrictions “are so outdated that security updates …
March 2024 Patch Tuesday: Microsoft fixes critical bugs in Windows Hyper-V
On this March 2024 Patch Tuesday, Microsoft has released fixes for 59 CVE-numbered vulnerabilities, but – welcome news! – none of them are currently publicly known …
Microsoft patches two zero-days exploited by attackers (CVE-2024-21412, CVE-2024-21351)
On February 2024 Patch Tuesday, Microsoft has delivered fixes for 72 CVE-numbered vulnerabilities, including two zero-days (CVE-2024-21412, CVE-2024-21351) that are being …
Russian hackers use old Outlook vulnerability to target Polish orgs (CVE-2023-23397)
Russian state-backed hacking group Forest Blizzard (aka Fancy Bear, aka APT28) has been using a known Microsoft Outlook vulnerability (CVE-2023-23397) to target public and …
Microsoft fixes exploited WordPad, Skype for Business zero-days (CVE-2023-36563, CVE-2023-41763)
On this October 2023 Patch Tuesday, Microsoft has released 103 patches and has fixed three actively exploited vulnerabilities (CVE-2023-36563, CVE-2023-41763, CVE-2023-44487). …
Microsoft, Adobe fix zero-days exploited by attackers (CVE-2023-26369, CVE-2023-36761, CVE-2023-36802)
September 2023 Patch Tuesday is here, with fixes for actively exploited vulnerabilities in Adobe Acrobat and Reader (CVE-2023-26369), Microsoft Word (CVE-2023-36761), and …
August 2023 Patch Tuesday: Microsoft fixes critical bugs in Teams, MSMQ
August 2023 Patch Tuesday is here; among the 76 CVE-numbered issues fixed by Microsoft this time around is a DoS vulnerability in .NET and Visual Studio (CVE-2023-38180) for …
Product showcase: Stellar Toolkit for Exchange – Restore Exchange Database
Time is of the essence when it comes to recovery after Exchange Server failure or database corruption, as organizations depend on emails for their day-to-day business …
June 2023 Patch Tuesday: Critical patches for Microsoft Windows, SharePoint, Exchange
For June 2023 Patch Tuesday, Microsoft has delivered 70 new patches but, for once, none of the fixed vulnerabilities are currently exploited by attackers nor were publicly …
Microsoft patches zero-day exploited by attackers (CVE-2023-28252)
It’s April 2023 Patch Tuesday, and Microsoft has released fixes for 97 CVE-numbered vulnerabilities, including one actively exploited zero-day (CVE-2023-28252). About …
Exchange Online will soon start blocking emails from old, vulnerable on-prem servers
Slowly but surely, Microsoft aims to make it impossible for unsupported and/or unpatched on-prem Microsoft Exchange servers to use the company’s Exchange Online hosted …
Microsoft Exchange admins advised to expand antivirus scanning
After having stressed the importance of keeping Exchange servers updated last month, Microsoft is advising administrators to widen the scope of antivirus scanning on those …