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Tag Archives: Security
Windows Terminal Emulator: DoS and "White Screen of Death" via Escape Characters to Change the Title
[German]Windows offers the possibility to change the window title of windows of a terminal emulator via control characters (ANSI Escape Characters). Some blog readers still know this, was used to adjust colors of a DOS window for example. A security … Continue reading
Attacks on VMWare Horizon servers with log4j vulnerability
[German]The consequences of the vulnerability discovered in the JAVA library log4j at the end of 2021 are slowly becoming visible. The UK National Health Service (NHS) IT specialists observe that an unknown threat group is targeting VMWare Horizon servers with … Continue reading
SonicWall: 2Y22 bug affects email security products
[German]In early January 2022, Microsoft Exchange gave administrators a scare because of a Year 2022 bug. But SonicWall also has a Year 2022 problem with its email security appliance, as I mentioned here on the blog. On Jan. 1, 2022, … Continue reading
RCE vulnerability – similar to log4j – discovered in H2 (Java) database system
[German]Security researchers have discovered a remote code execution (RCE) vulnerability in the H2 database console that is reminiscent of the recently discovered JAVA vulnerability log4j. Meanwhile, the developers of the H2 database console have released a security update that closes … Continue reading
Edge 97.0.1072.55
[German]Microsoft has updated to January 6, 2022 and the browser to version 97.0.1072.55. This is a new development branch, which brings some innovations, but also closes security holes. Here is a brief overview of what changes with the update.
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 ...
Strange: Norton 360 installs crypto miner
[German]The security and antivirus solution Norton 360 installing a crypto miner on the user's Windows system. Although this can be controlled by the user, it is (in a time we are facing climate change) still questionable. I have become aware … Continue reading
ZLoader malware abuses Microsoft's file signatures
[German]The ZLoader banking Trojan is on the rise again. A new ZLoader malware abuses Microsoft's digital signature verification to spread. The goal is to steal user data from thousands of victims from 111 countries. Security experts from Check Point suspect … Continue reading
VMware security advisory about vulnerability CVE-2021-22045 in VMware Workstation & Co.
[German]Vendor VMware has issued a security alert for vulnerability CVE-2021-22045 as of January 4, 2022. This vulnerability, located in the CD-ROM driver, threatens the security of VMware Workstation, Fusion and ESXi Server through a heap overflow. However, updates are available … Continue reading
Posted in Security, Software, Update, Virtualization
Tagged Security, Update, Virtualization, VMware
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Security: Windows Format command allows DLL loading abuse
[German]It is almost unbelievable what can be hidden behind Windows functions and commands. The format command for formatting disks, which has been available in the command prompt for ages, has a side effect. With a parameter the call of an … Continue reading
Windows Defender: Fixes, Issues and Log4j scanner false alarms
[German]At the end of the year, here is a small collection of articles about Microsoft's antivirus solution Defender. For Windows Server 2019, a problem with Defender has probably been fixed with the December 2021 updates. On the other hand, a … Continue reading