TLStorm: 3 critical 0-day vulnerabilities put APC Smart UPS at risk

Posted on 2022-03-08 by guenni

Sicherheit (Pexels, allgemeine Nutzung)[German]Vendor Armis has discovered three critical zero-day vulnerabilities in smart UPS from APC. The vulnerabilities, known as TLStorm, put more than 20 million enterprise devices attached to APC uninterruptible power supplies at risk. The vulnerabilities in widely used uninterruptible power supplies could enable attackers to bypass security measures and remotely take over or damage critical industrial, medical and enterprise equipment.

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Dirty Pipe Linux vulnerability allows root access

Posted on 2022-03-08 by guenni

[German]A vulnerability CVE-2022-0847, known as Dirty Pipe, exists in almost all Linux distributions and allows unprivileged users to gain root privileges in Linux kernel 5.8 and above. Linux distributions, IoT devices (and possibly Android systems, if they already use kernel 5.8 and higher) are at risk. To make matters worse, an exploit is now publicly known.

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Cisco Small Business Router: Vulnerabilities and broken firmware (March 2022)

Posted on 2022-03-08 by guenni

Sicherheit (Pexels, allgemeine Nutzung)[German]Owners of small business routers from Cisco are in for a tough time at the moment. In February 2022, serious vulnerabilities were found in router models of the RV160, RV260, RV340 or RV345 etc. families, some of which are rated with a CVE value of 10.0. Cisco did provide firmware updates for customers with appropriate licenses. However, the firmware is so flawed that the device cannot be used afterwards.

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Windows 11: BSODs in battery mode with Lenovo Thinkpad L590?

Posted on 2022-03-08 by guenni

[German]Does Windows 11 on Lenovo Thinkpad L950 models cause BlueScreens on battery power? I have a corresponding report from a reader and would like to post it again in the blog. Perhaps there are similar observations from other users.

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Backblaze Drive Status-Report 2021: SSD probably as reliable as HDDs

Posted on 2022-03-07 by guenni

Amazon[German]Solid state disks (SSDs) are just as reliable as hard disks (HDDs). That's the insight in a nutshell from cloud provider Backblaze's 2021 Drive Status Report. The provider has been using SSDs since Q4 2018 and had the number of 2,200 SSDs in use in 2021.

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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 ...

Thunderbird Version 91.6.2

Posted on 2022-03-07 by guenni

[German]The developers of the Thunderbird email client have released Thunderbird 91.6.2 on March 5, 2022. It is a security update for the 91 development branch, which fixes two vulnerabilities.

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HermeticRansom Ransomware Decryptor available

Posted on 2022-03-06 by guenni

Sicherheit (Pexels, allgemeine Nutzung)[German]Security researchers have released a free decryptor for HermeticRansom ransomware. Thanks to bugs in the cryptography algorithm, it was possible to develop this decryptor. Victims can decrypt files of this ransomware, which is especially widespread in Ukraine.

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Can Kaspersky still be used as security solution?

Posted on 2022-03-06 by guenni

Stop - Pixabay[German]Russia's invasion of Ukraine is currently plowing up the reality of many contemporaries. One reality is the question of whether security software and antivirus solutions from Russia can still be used. Especially the products of Kasperski are now under discussion. I have therefore written a small excerpt on the subject, since I have some information.

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Firefox 97.0.2 and 91.6.1 ESR released – critical security fixes

Posted on 2022-03-05 by guenni

Mozilla[German]Mozilla Mozilla developers have released versions 97.0.2 and 95.6.1esr of the Firefox browser on March 5, 2022. This is a security update that fixes two critical vulnerabilities, according to the Security Advisory. Thanks to EP for the tip.

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Microsoft Teams targeted by hackers – a classification

Posted on 2022-03-05 by guenni

Sicherheit (Pexels, allgemeine Nutzung)[German]In early March 2022, news went around that hackers were using Microsoft Teams to spread malware. The attacks are carried out by attaching .exe files to Teams chats. These .exe files contain a Trojan that is installed on the end user's computer. This Trojan is then used to install malware.  How critical is this story though?

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