Category Archives: devices

38C3: Bitlocker bypassed via vulnerabilities (Dec. 2024)

Posted on 2024-12-31 by guenni

[German]A small addendum from the weekend – at the 38C3 congress of the Chaos Computer Club, Thomas Lambertz, a security expert, showed how Microsoft's Bitlocker encryption can be circumvented by "downgrading" a patched vulnerability. The way in which secret services … Continue reading →

Posted in devices, Security, Software, Update, Windows | Tagged , , , | Leave a comment
Advertising

Windows 11 24H2: Are scanner issues fixed?

Posted on 2024-12-25 by guenni

[German]Recently, Microsoft acknowledged problems with devices that use the eSCL scan protocol under Windows 11 24H2. This also affects USB scanners that simply cannot be found if they use the eSCL scan protocol. Microsoft claims to have fixed this error. … Continue reading →

Posted in devices, ios, issue, Update, Windows | Tagged , , | 5 Comments

HP OfficeJet Pro 9122e: Communicates without WLAN during setup

Posted on 2024-12-21 by guenni

[German]A rather crude observation from a blog reader, which he described to me some time ago and which I am posting here. The reader bought an HP OfficeJet Pro 9122e and was surprised that the device started setting up as … Continue reading →

Posted in devices, issue | Tagged , | Leave a comment

Skoda: Vulnerability in MIB3 infotainment allows malware injection via BlueTooth

Posted on 2024-12-16 by guenni

[German]Security researchers have taken a closer look at the infotainment system in Skoda vehicles (belongs to Volkswagen car manufacturer group). They discovered several vulnerabilities that could allow attackers to remotely trigger certain functions on the vehicle and track the location … Continue reading →

Posted in devices, Security, Software | Tagged , , | Leave a comment

German CERT also warns of massive wave of attacks on Citrix Netscaler gateways (Dec. 2024)

Posted on 2024-12-13 by guenni

[German]A few days ago, I warned in the blog post Massive wave of attacks on Citrix Netscaler gateways since 5, and 6, Dec. 2024? about a massive wave of attempted attacks on Citrix Netscaler gateways since around Dec. 5, 2024. … Continue reading →

Posted in devices, Security, Software | Tagged , , | Leave a comment
Advertising

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 ...

Massive wave of attacks on Citrix Netscaler gateways since 5, and 6, Dec. 2024?

Posted on 2024-12-07 by guenni

[German]A quick question or information for the readers of the blog who use Citrix Netscaler Gateways. Were you able to observe a massive increase in attack attempts on these instances yesterday evening? A blog reader has just informed me about … Continue reading →

Posted in devices, Security | Tagged , | Leave a comment
Advertising

Deye deactivates solar inverters in USA, UK and Pakistan

Posted on 2024-11-28 by guenni

[German]This is a critical issue that I have come across recently and illustrates the risk of IT shutdowns by vendors/manufacturers or countries. The Chinese manufacturer Deye, also represented in German balcony power plants and solar system installations with inverters, has … Continue reading →

Posted in Cloud, devices, Security | Tagged , | 4 Comments

Windows 11 24H2: Fix for Synaptics audio issue on HP Prodesk 600 G4

Posted on 2024-11-27 by guenni

[German]If you own a business PC HP Prodesk 600 G4 with Windows 11 23H2, you could run into problems when upgrading to Windows 11 24H2. The sound from the Synaptics audio unit is missing after the upgrade because the driver … Continue reading →

Posted in devices, issue, Update, Windows | Tagged , , , | 15 Comments
Advertising

Windows 11 24H2: Problems with USB scanners that use eSCL

Posted on 2024-11-26 by guenni

[German]In addition to the problems with Ubisoft games under Windows 11 24H2, Microsoft has also admitted to difficulties with USB scanners. USB scanners are simply not found if they use the eSCL scan protocol. A scanner problem has already been … Continue reading →

Posted in devices, issue, Update, Windows | Tagged , , | Leave a comment

CISA warns about attacks on 0 day vulnerability in Palo Alto Networks firewalls

Posted on 2024-11-16 by guenni

[German]An unpatched vulnerability (0-day) exist in the firewalls of Palo Alto Networks. The management interface can be accessed via this vulnerability. This 0-day vulneability is already being exploited for attacks. Both the BSI and the US authority CISA have issued … Continue reading →

Posted in devices, Security | Tagged , | Leave a comment