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Category Archives: devices
On January 4, 2022, support for BlackBerry ends
As a reminder, legacy services for BlackBerry 7.1 OS and earlier versions, BlackBerry 10 software, BlackBerry PlayBook OS 2.1 and earlier versions will no longer be available starting January 4, 2022. After that date, devices running these legacy services and … Continue reading
Amazon Alexa: 25% of buyers use it only one week …
[German]Did you also get such an Alexa part from Amazon as a Christmas present? I avoid this stuff like the devil avoids holy water for data protection reasons – and I don't see the point yet. But devices with the … Continue reading
Dell BIOS update causes (boot) issues with notebooks and desktop systems (12.2021)
[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
Backdoor CVE-2021-40859 in Auerswald PBX systems (e.g. COMpact 5500R 7.8A & 8.0B) fixed
[German]Auerswald s a German manufacturer of telephone systems for corporate use. Security researchers have discovered backdoors in the firmware of Auerswald telephone systems (e.g. COMpact 5500R) that could be used to reset the administrator password. This was disclosed on 20.12.2021. … Continue reading
Vulnerabilities CVE-2021-3922, CVE-2021-3969 in ImController of Lenovo Notebooks
[German]Lenovo notebooks and devices that use the ImController service are vulnerable to a privilege escation vulnerability. This can allow attackers to execute commands with administrator privileges on the devices. However, there is an update to address both vulnerabilities.
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 ...
Frequent login attempts on routers (FRITZ!Box)
[German]Currently, owners of Internet routers – especially FRITZ!Box routers – are noticing recurring login attempts on their devices. At least, some readers have contacted heise with corresponding observations. And also during a short research I came across postings reporting access … Continue reading
Printing Shellz: Vulnerabilities in HP multi-function printers (MFPs)
[German]Today (Nov. 30,) is Computer Security Day, and this topic fits perfectly. There are several firmware vulnerabilities of certain HP LaserJet, HP LaserJet Managed, HP PageWide and HP PageWide Managed products. These are potentially vulnerable to a buffer overflow. This … Continue reading
Printjack: Security researchers warn against attacks on printers
[German]Printers are widespread, even if the paperless office is the goal. Printers are networked, but rarely protected against attacks. People don't think the devices are really worth protecting. But in times of IoT and under the General Data Protection Regulation … Continue reading
Vulnerability in MediaTek chips used in Android smartphones
[German]Security researchers from Check Point have discovered a vulnerability in an Android APU, the APU is the AI Processing Unit in MediaTek chips. The security researchers warn that users can be eavesdropped via the audio processor. The Mediatek chips are … Continue reading
QNAP has released NAS security updates and disabled an app
[German]NAS system vendor QNAP has released security updates for its firmware. In addition, an app is disabled for security reasons, because remote attackers can inject code into the firmware of the NAS storage. It seems that there is no security … Continue reading