Tag Archives: printer

Critical vulnerability in Lexmark printers (March 2023)

Posted on 2023-03-14 by guenni

[German]There is a critical security vulnerability in the Lexmark firmware of various printers from this manufacturer. This is according to a security advisory issued by Lexmark on March 10, 2023. Hundreds of printer models are affected, including Lexmark MC3224, Lexmark … Continue reading →

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HP printer: Firmware update again blocks third-party ink cartridges (2023)

Posted on 2023-03-14 by guenni

[German]They've done it again; despite class action lawsuits, damage awards and very bad publicity because of their firmware updates sold as "dynamic security updates"; which discourage users from using third-party ink cartridges. This refers to the inkjet printer manufacturer, the … Continue reading →

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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 ...

Oct. 2022 Firmware update bricks HP printer with Error 49 or 79

Posted on 2022-11-17 by guenni

[German]I have often reported about firmware updates for printers here in the blog. One point are security updates that close vulnerabilities in printers. The other point are firmware updates that reduce the functionality of a printer – for example to … Continue reading →

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Windows 11 22H2: Network printers communitcate now via RPC over TCP by default

Posted on 2022-11-01 by guenni

[German]Note to administrators in corporate environments who manage Windows 11 clients and are upgrading to version 22H2. There is a change in the connection of network printers, the connections are now done with RPC over TCP, as Microsoft has disclosed … Continue reading →

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Windows 11 22H2: Troubleshooter for upgrade blocker "printer driver" released (Oct. 21, 2022)

Posted on 2022-10-25 by guenni

[German]Microsoft has released a troubleshooter to fix printer issues last Friday (October 21, 2022). This troubleshooter helps against the compatibility issues with the drivers of certain printers on Windows 11 21H2 and 22H2 confirmed at the end of September 2022. … Continue reading →

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HP printers: Critical vulnerability (Sept. 2022)

Posted on 2022-09-27 by guenni

[German]HP has published a warning about a buffer overflow vulnerability in the firmware of various printer models (Inkjet, Laserjet Pro and HP PageWide Pro printers) on September 21, 2022. One vulnerability even potentially allows remote code execution (RCE). Firmware updates … Continue reading →

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Toner & ink subscription Brother EcoPro on the start

Posted on 2022-09-25 by guenni

[German]The printer manufacturer Brother is also trying a subscription model for inks and toners – similar to HP. The whole thing is currently being tested in France, and Germany will follow at some point. Advertising

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Lexmark firmware update closes vulnerability and fixes Windows printer issue

Posted on 2022-09-19 by guenni

[German]Good news for owners of Lexmark printers. The manufacturer has finally provided the firmware updates for various models. On the one hand, these are supposed to eliminate a vulnerability in more than a hundred Lexmark printer models, which Lexmark already … Continue reading →

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HP: New printer lockouts; Euroconsumer settlement reaches compensation for consumers

Posted on 2022-09-10 by guenni

[German]Manufacturer HP manages to annoy consumers again and again with its lockouts of printers when using third-party ink or toner. It has now even blocked its own printer cartridges for use. Now the consumer protection organization Euroconsumers has reached a … Continue reading →

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Lexmark: Firmware update to fix Windows bug and vulnerability CVE-2022-29850 in mid-Sept. 2022

Posted on 2022-09-07 by guenni

[German]Printer manufacturer Lexmark warned of a vulnerability in more than a hundred of its printer models as early as June 2022. Attackers who have already gained access to the firmware of the printers can then infiltrate there via a vulnerability. … Continue reading →

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