Windows 10 and Windows 8.1 Updates (April 21, 2020)

[German]On April 21, 2020, Microsoft released a monthly preview rollup for Windows 8.1 as well as optional updates for various Windows 10 versions. Here is an overview about these optional updates.

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RCE vulnerability in Foxit PDF Reader and PhantomPDF

[German]A remote code execution vulnerability exists in the two PDF programs Foxit PDF Reader and PhantomPDF. However, the vendor has already released updates to close the critical vulnerability – I had pointed this out. Now some more details have become known.

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Approach to deactivate almost any antivirus program

[German]Security researchers from Rack911 Labs describe a technique that can be used to leverage and disable almost any antivirus software on Windows or macOS. Although some AV vendors has improved their products, it's not a good news for fans of antivirus software.

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Windows graphics vulnerability details CVE-2020-0791

[German]In all versions of Windows, there is a vulnerability in the Microsoft Graphics component that could allow an attacker to escalate privileges. Details are now available.

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April 2020 Patchday: Review and issues

Windows Update[German]On April 14, 2020 a series of security updates for Windows, Office etc. were released. These partially close 0-day vulnerabilities, but there is also collateral damage. For example, VBA code signing no longer works after installing the Office security updates. Here is an overview of what I have seen so far.

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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 ...


Microsoft Edge Privacy-Whitepaper

Edge[German]Microsoft has published an overview of various privacy settings for the new Edge Browser. There the settings accessible via edge://settings/ are documented.

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Has PayPal closed secretly a Google Pay vulnerability?

[German]According to reports, PayPal has probably secretly closed the vulnerability that allowed unauthorized debits via Google Pay some weeks ago. However, there are new unauthorized debits from Russia.

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Windows 10 Insider Preview Build 19608.1006 im Fast Ring

As of April 17, 2020, Microsoft has released update KB4557426 for Insider in the Fast Ring for the Windows 10 Insider Preview Build 19608 (20H2 development branch). The addendum to the post on the Windows Blog states that the build will increase to 19608.1006. The update contains an unspecified improvement to increase stability.

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Chromium Edge Security Update

EdgeMicrosoft has released a security update für Chromium Edge browser (see ADV200002). Released on April 17, 2020, Edge 81.0.416.58 addresses vulnerability CVE-2020-6457. The new Chromium Edge may be downloaded from this website.

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Chrome 81.0.4044.113 with security fixes

[German]Another small addendum – already on April 14, 2020 Google released the update to Chrome 81.0.4044.113. This is a security update.

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