Category Archives: Security

MikroTik Security Advice (CVE-2018-14847)

Posted on 2021-09-18 by guenni

[German]Router manufacturer MikroTik has published a security advisory on how to protect its devices against a takeover by the Meris botnet. The Meris gang exploits the CVE-2018-14847 vulnerability, discovered in 2018 and patched long ago, to take over devices and … Continue reading →

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Malware targets the Windows Subsystem for Linux (WSL)

Posted on 2021-09-18 by guenni

[German]Security researchers from Lumen's Black Lotus Labs have come across several malware samples that can infect the Windows subsystem for Linux and then switch to the native Windows environment. Experts had outlined this scenario back in 2017. Thus, the Microsoft … Continue reading →

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Microsoft Edge 93.0.961.52

Posted on 2021-09-17 by guenni

[German]Microsoft has released a security advisory for the Edge browser as of September 16, 2021, updating the browser to version 93.0.961.52. The update also closed the CVE-2021-30633 vulnerability, which is actively exploited, according to the release notes. The browser should … Continue reading →

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Bitdefender provides universal REvil decryptor

Posted on 2021-09-17 by guenni

[German]Hope for victims of REvil/Sodinokibi ransomware attacks who have lost access to encrypted data. Security vendor Bitdefender has succeeded in developing a universal REvil decryptor in cooperation with law enforcement agencies. The REvil Decryptor helps with all files that were … Continue reading →

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Patch day recap Sept. 2021: Update on MSHTML vulnerability CVE-2021-40444

Posted on 2021-09-17 by guenni

[German]The vulnerability CVE-2021-40444 in the Windows MSHTML library has been known public since September 7, 2021. Actors attempt to attack Windows machines via this vulnerability using manipulated Office files. As of September 14, 2021, Microsoft has addressed the vulnerability in … Continue reading →

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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 ...

Patchday Sept. 2021 Review: New PrintNightmare fix, new issues, new desaster?

Posted on 2021-09-16 by guenni

[German]For months, a number of vulnerabilities in the Windows Print Spooler service, which are summarized under the term PrintNightmare, have existed in all Windows versions. Microsoft has been trying to close the vulnerabilities completely since July 2021 to no avail. … Continue reading →

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Microsoft accounts support passwordless login

Posted on 2021-09-16 by guenni

[German]Microsoft now supports passwordless logins to Microsoft accounts. The company announced this in a blog post on September 15, 2021. This should make it possible to log in to Windows, Office or other Microsoft services via the Authenticator app without … Continue reading →

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Patchday Microsoft Office Updates (September 14, 2021)

Posted on 2021-09-16 by guenni

[German]On September 14, 2021 (second Tuesday of the month, Microsoft Patchday), Microsoft has released several security-related updates for still supported Microsoft Office versions and other products. Here is an overview of the available updates.

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Adobe Acrobat (Reader) DC 21.007.20091

Posted on 2021-09-15 by guenni

[German]Adobe has released a security update for Adobe Acrobat (Reader) DC to version 21.005.20091 on September 14, 2021, which is intended to patch vulnerabilities considered critical and important according to APSB21-55. The release notes contain the download addresses for the … Continue reading →

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Patch Microsoft Azure vulnerabilities OMIGOD in Linux VMs

Posted on 2021-09-15 by guenni

[German]Those responsible for Linux VMs under Microsoft Azure need to react immediately. Management agents have been silently installed, that have RCE and LPE vulnerabilities. The vulnerability, called OMIGOD, must be patched manually because there is no Azure update mechanism.

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