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Monthly Archives: July 2023
CISA warns: Citrix NetScaler ADC is under attack via CVE-2023-3519
[German]The U.S. cybersecurity agency CISA is warning administrators of Citrix NetScaler ADC installations. Threat actors have begun exploiting the NetScaler ADC vulnerability CVE-2023-3519, disclosed a few days ago, to implant webshells. Administrators should look for signs of compromise. Kompromittierung suchen.
Microsoft365 Backup and Microsoft 365 Archive introduced
[German]As part of this week's Inspire 2023 partner conference, Microsoft also unveiled two new data backup products. With Microsoft365Backup and Microsoft 365 Archive, administrators should be able to back up data from Microsoft products such as OneDrive, SharePoint or Exchange … Continue reading
EU antitrust complaint against Microsoft for Teams bundling with Office 365
[German]It has already been whispered about for a week: The EU Competition Commission is investigating an antitrust complaint against Microsoft because of the Teams bundling with Office 365. On the one hand, competitor Slack had complained about Microsoft to the … Continue reading
Microsoft July 2023 Patchday issues: Windows 10 22H2 Update KB5028166 – Part II
[German]Microsoft's July 11, 2023 security update KB5028166 seems to be turning into a problem bear. I have already been contacted by two pages from the readership, who report hints of different problems with third-party security solutions, NAS drives or similar. … Continue reading
Security updates: Foxit PDF Reader and PDF Editor 12.1.3
Brief information for people who use Foxit PDF Reader and/or PDF Editor. There are vulnerabilities in older versions which will be fixed by a security update to version 12.1.3.15356 (thanks to the reader for reminding me). Details can be found … Continue reading
Microsoft July 2023 Patchday issues (Windows, Office, Apps) – Part I
[German]On Patchday, July 11, 2023, Microsoft released a bunch of security updates for Windows, Office and other products. In addition, a vulnerability in the HTML component of IE became known, which could allow an RCE attack on Office and Windows … Continue reading
TP-LINK TL-WR840N: Vulnerability allows stack buffer overflow DOS
There is a vulnerability in the firmware of the TP-Link router TP-LINK TL-WR840N that allows a remote attacker to perform a stack buffer overflow DOS attack. TP-Link does not want to publish a security advisory for this, but has made … Continue reading
Windows 10 creates garbage files (.checkpoint files) in Windows/System32
[German]I'm posting a problem here in the blog that a reader reported by email. The Windows user regularly receives files with the file name extension .checkpoint and (presumably) a UUID code as the file name in the Windows System32 folder. … Continue reading
After CISA report on Storm-0558 hack, Microsoft provides customers with enhanced cloud logging
[German]At the suggestion of the U.S. National Security Agency (CISA), Microsoft will provide its customers with enhanced cloud logging capabilities at no additional cost. This is intended to improve cyber defenses and incident response and is in response to the … Continue reading
VirtualBox 7.0.10 and 6.1.46 released
[German]As of July 18, 2023, the developers of Virtualbox have released both version7.0.10 and the update to version 6.1.46. Both versions are maintenance updates for bug fixes.