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Category Archives: Software
Exchange hack: new patches and new findings
[German]Microsoft issued more out-of-band updates for older Microsoft Exchange Server CUs (which have already fallen out of support) last night. In addition, it is now clear, when the attack waves started and what could have protected against the hack, although … Continue reading
Thunderbird 78.8.1 released
[German]The developers of the Thunderbird email client have released Thunderbird 78.8.1 on March 8, 2021. This is a maintenance update for the 78 main version of the email client, which fixes various bugs.
Exchange isues with ECP/OWA search after installing security update (March 2021)
[German]Brief information for administrators of Microsoft Exchange servers who have yet to install the March 2021 security update. The security update released this week by Microsoft for Microsoft on-premise Exchange servers (2010 to 2019) is indeed intended to close four … Continue reading
Important notes from Microsoft regarding the Exchange server security update (March 2021)
[German]Microsoft warns, that installing the March 2021 cumulative security updates for Exchange servers need to be done with administrative privileges. Otherwise the patch will not close the vulnerabilities. In addition, German BSI (Federal Office for Information Security) warns that thousands … Continue reading
Edge 89.0.774.45 released
[German]Microsoft has released the update to Edge 89.0.774.45 on March 4, 2021. It is a new development branch, with this version fixing various vulnerabilities that have already been fixed in Google Chrome. Here is some information about it.
Why ISL Online: Critical factors when choosing a remote desktop solution
[Sponsored Post]In the rapidly evolving IT world, choosing the right remote desktop software is critical for organizations that value security, ease of use and reliability. One provider of secure remote access that has been on the market since 2001 is ISL Online, which presents some considerations for choosing such software below. More ...
Exchange server 0-day exploits are actively exploited
[German]Microsoft warns: Four 0-day vulnerabilities are combined for targeted attacks on Exchange via Outlook Web App. Administrators of on-premises Microsoft Exchange servers should urgently respond and install the updates released on March 2, 2021. A security update is also still … Continue reading
Adobe Acrobat (Reader) DC 21.001.20142
[German]Adobe had to ship another update for Adobe Acrobat and Reader DC, after a recent hotfix corrected a bug (see Adobe Reader/Acrobat DC Hotfix 21.001.20138 fixes install error 1722), followed by bug fix version 20140.
VMware fixes critical RCE vulnerabilities im vSphere HTML5 client
[German]VMware warns its users about critical RCE vulnerabilities in the vSphere HTML5 Client and other products. Security updates are now available for the affected products.
Thunderbird 78.8.0 released
[German]he developers of the email client Thunderbird have released Thunderbird 78.8.0 on February 23, 2021. It is a maintenance update for the 78 main version of the email client, which fixes bugs and closes vulnerabilities.
China Flash Player shipped with malicious Adware
[German]After the end of Flash support, a Flash player is offered on a website In China that behaves like adware and opens browser windows to display advertisements. This case, revealed by security researchers, proves how risky downloading software from unofficial … Continue reading