[German]The US authority CISA has issued a warning because criminals posing as the "BianLian Group" have launched an extortion campaign. The criminals are sending blackmail letters to company executives and threatening to pass on sensitive information if they do not pay. Here are a few details about this warning.
[German]This week, VMware by Broadcom has released security updates for various products, including VMware ESXi servers, to close security gaps. One vulnerability has already been exploited as a 0-day. Now The Shadowserver Foundation warns that over 37,000 VMware ESXi servers are vulnerable via CVE-2025-22224. Germany is also represented with several thousand installations.
[German]There have been reports recently that users are collecting old Brother firmware versions. The reason: there are fears that new firmware updates will block the use of third-party toner or ink. Brother has now denied that firmware updates impose such restrictions.
[German]A blog reader contacted me by e-mail and reported on the latest fail of VMware by Broadcom. There were hurdles when booking a follow-up license, but they could be overcome. However, unneeded services had to be included, which were agreed in the contract as training services. At the end of the day, however, the user had to realize that the credits booked for training courses were worthless because the training companies could no longer bill them to VMware by Broadcom.
[German]Since six days (March 1, 2025), Microsoft's cloud services have been rumbling. Outlook, the Microsoft 365 services and Exchange Online have been disrupted again and again. As of March 6, 2025, I have received further reports from readers that Outlook.com is down and can also see this in error messages on the Android smartphone, where Thunderbird cannot reach a test mailbox at outlook.com. However, Microsoft states that only iOS is affected.
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[German]Microsoft Store users may encounter error 0x80131500 when accessing the Store in Windows or updating apps and apps cannot be downloaded. Microsoft has published instructions on what those affected can do to resolve this error. This ranges from resetting the Store and checking for "Store updates" to checking the TLS settings.
[German]As of March 4, 2025, VMware by Broadcom has published a security advisory to warn of three zero-day vulnerabilities CVE-2025-22224, CVE-2025-22225 and CVE-2025-22226) that have already been exploited in the wild. Patching is urgent.
[German]I'm revisiting an old topic that concerns IT decision-makers and administrators who are responsible for SAP. In 2027, mainstream support for the SAP ECC ERP system will expire, and in 2030 the software will also be removed from extended support. Customers will have to switch to s4/Hana, but there are not enough consultants and specialists to manage the migration of existing SAP ECC ERP systems to s4/Hana.
[German]A short warning to the readers of this blog who use SimpleWall as a firewall or tool for configuring the Windows Filtering Platform. A reader has informed me that the software has probably been hacked. I didn't found a proof, but there is a fact: The developer has archived the repository and is no longer developing it since then. In addition, a fake "simplewall" page has also appeared that aims to lure unsuspecting users.
[German]On March 1, 2025, Microsoft users of MS 365 worldwide were confronted with a disruption to services from around 9:3o p.m. (CET). The disruption was reported as resolved a few hours later. Over the weekend, however, I saw indications that problems were occurring again. Today, March 3, 2025, a reader informed me that the disruption is occurring again (thanks for that).
MVP:
2013 – 2016
WIMVP:
2017 – 2020
