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Category Archives: Software
VirtualBox 7.0.0 with Secure Boot and virtual TPM support
[German]Oracle's developers have released the new Virtualbox version 7.0.0 on October 10, 2022. Secure Boot has been implemented in the EFI in this version. In addition, this version can emulate virtual TPM 1.2 and 2.0, which comes into play for … Continue reading
Thunderbird 102.3.2
[German]The developers of Thunderbird had to release another update of the email client to version 102.3.2 on October 7, 2022. It is a bug fix update, which should fix a number of bugs. Here is an overview.
German security vendor DCSO finds Maggie backdoor in MS SQL servers
[German]Technical threat research experts from German security firm DCSO recently came across a new type of backdoor. Dubbed Maggie, the malware targets Microsoft SQL servers, and an analysis found hundreds of infected installations worldwide. Here is a brief overview of … Continue reading
Exchange Server: Microsoft updates it's mitigation for the 0-day ProxyNotShell vulnerability (October 5, 2022)
[German]It's becoming somewhat like a never-ending story. Two 0-day vulnerabilities (CVE-2022-41040, CVE-2022-41082) in Microsoft's on-premises Exchange Servers (2013, 2016, and 2019) have been known since late September 2022. The vulnerabilities, known as ProxyNotShell, are already being exploited in the wild. … Continue reading
Microsoft's 0-day protection bypassed, new assessments (Oct. 3, 2022)
[German]A 0-day vulnerability (ZDI-CAN-18333) in Microsoft's on-premises Exchange Servers (2013, 2016, and 2019) has been known since late September 2022. The vulnerabilities (CVE-2022-41040, CVE-2022-41082) are already being exploited in the wild. Microsoft did respond and published a workaround as well … Continue reading
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 ...
Chrome 106.0.5249.91 released
[German]Google has released the Google Chrome 106.0.5249.91 update for Mac and Windows on September 30, 2022. Both the Stable Channel and the Extended Stable Channel will receive this security update. It is a bug fix update that addresses vulnerabilities.
Update on Exchange Server 0-day Vulnerability ZDI-CAN-18333: Fixes, Scripts and EMS Solution
[German]The 0-day vulnerability ZDI-CAN-18333 in Microsoft's on-premises Exchange Servers (2013, 2016 and 2019) became public at the end of September. The vulnerabilities (CVE-2022-41040, CVE-2022-41082) are already being exploited in the wild. Now Microsoft is rolling out URI rewrite rules via … Continue reading
Microsoft's recommendations for Exchange Server 0-day vulnerability ZDI-CAN-18333
[German]Last night I had reported on the blog about a 0-day vulnerability ZDI-CAN-18333 in Microsoft's on-premises Exchange Servers, which is already being exploited in the wild. Within hours, Microsoft has now responded and confirmed that they are currently investigating two … Continue reading
Exchange Server servers attacked via 0-day exploit (Sept. 29, 2022)
[German]There are reports that a new zero-day exists in Microsoft Exchange that is being actively exploited in the wild. Security researchers confirm that some installations – including a honeypot – are already infected. Details about the zero-day are not yet … Continue reading
Tip: Exchange Health Checker – Script extensions by Frank Zöchling
[German]Microsoft offers the Exchange Health Checker, a PowerShell script to check on-premises Exchange installations for problems. The script is continuously developed by Microsoft. Frank Zöchling has now extended the Exchange Health Checker with a script to automatically make important settings … Continue reading