Tag Archives: BIOS

HP PC BIOS Security Updates (Feb. 2023)

Posted on 2023-02-28 by guenni

[German]Vendor HP published a security article on February 21, 2023, addressing BIOS updates for HP systems. Potential time-of-check to time-of-use (TOCTOU) vulnerabilities in the BIOS of certain HP PC products have been identified, allowing for arbitrary code execution, denial of … Continue reading →

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Lenovo BIOS/UEFI updates fix vulnerabilities, hundreds of models affected (9.2022)

Posted on 2022-09-15 by guenni

[German]Chinese computer manufacturer Lenovo has released updates for the BIOS/UEFI of hundreds of its computer models. These are intended to address serious vulnerabilities (CVE-2021-28216, CVE-2022-40134, CVE-2022-40135, CVE-2022-40136, CVE-2022-40137), which Lenovo describes in a security advisory.  Advertising

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How to find weak passwords in Active Directory and eliminate them with PowerShell

[Sponsored Post]Weak or compromised passwords are a known gateway for attackers. If you are able to identify which users in Active Directory (AD) are threatened by this, then PowerShell can help to remedy it. However, PowerShell scripts cannot eliminate basic AD deficits, other tools are needed for this. More ...

Dell BIOS update causes (boot) issues with notebooks and desktop systems (12.2021)

Posted on 2021-12-22 by guenni

[German]Any of you with more recent Dell notebooks or desktop systems? Then you might want to be a little cautious with recent BIOS (UEFI) updates and read this post beforehand. There is evidence that a BIOS update from Dell can … Continue reading →

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Notebooks (Acer, Lenovo) suddenly fails with "no bootable device" (Oct. 2021)

Posted on 2021-10-28 by guenni

[German]It looks like the last few days devices from Acer, Lenovo etc. with Windows suddenly refuse to boot with "no bootable device". The cause is not quite clear yet – it could have been a Windows update. Furthermore, it seems … Continue reading →

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Windows: Dell OptiPlex 7070 BIOS update enables Cloud install

Posted on 2019-10-06 by guenni

Just a short information: At the end of September 2019, Dell released a BIOS update for its Dell OptiPlex 7070 systems. This provides support for downloading recovery images from the cloud. Advertising

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Intel® NUC Kit NUC5i7RYH BIOS Update

Posted on 2019-06-13 by guenni

[German]Intel has released a new BIOS update for its NUC kit NUC5i7RYH. Applies to the BIOS of the Intel® NUC Kits NUC5i3RYH, NUC5i3RYHS, NUC5i3RYK, NUC5i5RYH, NUC5i5RYHS, NUC5i5RYK and NUC5i7RYH. Advertising

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Dell: New BIOS is causing Bitlocker issues

Posted on 2018-10-30 by guenni

[German]Just a brief note for owners of Dell devices using Bitlocker under Windows. Dell has released a BIOS update that can cause issues with Bitlocker encryption.  Advertising

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BIOS-Updates for Dell XPS 13 and XPS 15

Posted on 2016-07-07 by guenni

Dell has released two BIOS updates for XPS 13 and XPS 15 that fixes a couple of bugs and enhance both systems. Here's what has been fixed. Advertising

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