Social networks
Awards
MVP:
2013 – 2016
WIMVP:
2017 – 2020
Tag Archives: Security
CERT warning: Compromised Exchange servers are misused for email attacks (Nov. 2021)
[German]Security researcher, and the Federal Office for Information Security (BSI), and CERT-Bund have issued a warning. These organizations are currently (Nov. 2021) observing a significant increase in e-mail attacks. The two organizations assume that these e-mails are sent from compromised … Continue reading
14 Vulnerabilities in BusyBox
[German]Security researchers from JFrog and Claroty Team82 have found 14 vulnerabilities in the popular BusyBox tool. All vulnerabilities were confidentially reported to the developer of BusyBox and fixed in version 1.34.0, which was released on August 19. The vulnerabilities could … Continue reading
Vulnerability in Linux Kernel
[German]There is a vulnerability in the kernel of all popular Linux distributions that researchers from SentinelLabs made public a few days ago. A TIPC module in all common Linux distributions can be exploited by heap overflow attacks that can lead … Continue reading
Patchday Microsoft Office Updates (November 9, 2021)
[German]On November 9, 2021 (second Tuesday of the month, Microsoft Patchday), Microsoft has released several security-related updates for still supported Microsoft Office versions and other products. Especially for Microsoft Excel a security update is important because a vulnerability is exploited. … Continue reading
Posted in Office, Security, Update
Tagged Office, Patchday 11.2021, Security, Update
Leave a comment
Critical vulnerabilities in Siemens Nucleos RTOS
[German]Security researchers from Forescout have discovered 13 critical vulnerabilities in the Nucleos RTOS (Real Time OS) operating system, which is used by Siemens in industrial control systems and in medical devices. Some of the vulnerabilities have a CVSS score of … Continue reading
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 ...
Patchday: Windows 11 Updates (November 9, 2021)
[German]On November 9, 2021 (second Tuesday of the month, Patchday at Microsoft), Microsoft has also released a cumulative update for Windows 11, which was released on October 5, 2021. The update is supposed to fix various issues (including performance issues … Continue reading
Posted in Security, Update, Windows
Tagged Patchday 11.2021, Security, Update, Windows 11
Leave a comment
Microsoft Security Update Summary (9. November 2021)
[German]On November 9, Microsoft released security updates for Windows clients and servers, for Office, Exchange, etc. – as well as for other products – were released. Microsoft warns that vulnerabilities in Exchange and Excel are being exploited. Below is a … Continue reading
Patchday: Updates for Windows 7/Server 2008 R2 (November 9, 2021)
[German]On November 9, Microsoft has released various updates for Windows 7 SP1 systems that are still in ESU support. Also with ESU Bypass v11 the whole thing still works. But these security updates are also available for Windows Server 2008 … Continue reading
Posted in Security, Update, Windows
Tagged Patchday 11.2021, Security, Update, Windows 7, Windows Server 2008 R2
6 Comments
Patchday: Windows 8.1/Server 2012 Updates (November 9, 2021)
[German]On November 9, Microsoft released various updates for Windows 8.1. However, these security updates are also available for Windows Server 2012 R2. Here is some information on the Monthly Rollup and Security only updates for these operating systems.
Posted in Security, Update, Windows
Tagged Patchday 11.2021, Security, Update, Windows 8.1, Windows Server 2012 (R2)
Leave a comment
Exchange Server November 2021 Security Updates Close RCE Vulnerability CVE-2021-42321
[German]For administrators of Exchange Server 2013, 2016 and 2019, Microsoft has released the security updates for the current month as of November 9, 2021. Most relevantly, a Remote Code Execution (RCE) vulnerability CVE-2021-42321 is closed (was exploited at the Tianfu … Continue reading