[German]Microsoft warns: Four 0-day vulnerabilities are combined for targeted attacks on Exchange via Outlook Web App. Administrators of on-premises Microsoft Exchange servers should urgently respond and install the updates released on March 2, 2021. A security update is also still available for Exchange Server 2010.
[German] A security researcher has found working exploits for Linux and Windows on VirusTotal that exploit the Spectre vulnerability discovered in CPUs in 2018. But the exploits only work against unpatched systems, are already detected by virus scanners, and have other weaknesses as well.
[German]If you administrate VMware vCenter instances, make sure they are patched to the latest version. Currently, hackers seem to be scanning the Internet for unpatched VMware vCenter instances. The goal: to take over these vCenter instances for their own purposes – so there is a risk of unpleasant surprises.
[German]Microsoft has begun to fix a bug that allows to trigger file system errors on NTFS drives and forces a chkdsk operation. At least the Windows 10 Insider Preview build 21322 contains an undocumented fix for this issue.
[German]Apple has started displaying a repairability index in France in its web stores for the purchase of new devices. The company is thus fulfilling a regulatory requirement so that customers can find out about the repairability of an iPhone, iPad or Mac before they buy it.
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[German]Security researchers from Cybernews have found a data leak. Three of the largest Android VPNs has been hacked and the data of 21 million users has recently been put up for sale online.
[German]Security experts and U.S. Senator Ron Wyden are making serious accusations and accusing industry leader Microsoft of negligence. They say Microsoft failed to fix known problems with its cloud software and warn users. That, they say, is what enabled the massive SolarWinds hack that compromised at least nine federal agencies. An attack vector known as "golden SAML" played a role in this. Time to shed some light on the whole thing.
[German]Users of the Android app LastPass (password manager) should consider removing it from their devices. German security researcher Mike Kuketz has found several trackers in the Android app that monitor devices and users.
[German]If any of you Windows 10 users are suffering from BlueScreen crashes and have an Intel WLAN/Bluetooth component on board, there may be a solution. Intel has released an update for its WiFi/Bluetooth driver to version 22.30.0, which is supposed to fix the BSOD problem under Windows 10. In addition, a WLAN detection problem is said to have been fixed because wireless adapters may not be able to connect to 5GHz networks.
[German]Microsoft's gaming service Xbox Live has been disrupted since about 10 p.m. (Feb. 25, 2021), with the disruption continuing on Feb. 26, 2021, but already subsiding.
MVP:
2013 – 2016
WIMVP:
2017 – 2020
