Dieser neue Sicherheits-Feed ist eine Ressource für MSPs und IT-Profis, um über die neuesten Cybersicherheitsnachrichten und Schwachstellenwarnungen in Bezug auf Betriebssysteme, Browser, VPN und RDP auf dem Laufenden zu bleiben. Schützen Sie Ihr Unternehmen und Ihre Kunden mit aktuellen Sicherheitsnachrichten.

MacOS Security Updates Released (11.5)

Wednesday, July 21, 2021

Apple has released MacOS Big Sur 11.5 with fixes for at least 36 security issues.

Apple has also released security updates for MacOS Catalina and MacOS Mojave, along with an update for Safari 14.1.2 that should be installed using the Mac App Store.

These updates contain fixes for critical vulnerabilities that could be exploited to take control of a vulnerable system.

Users should update as soon as possible to avoid potential exploitation.

Important links for MacOS Big Sur users:
How to update MacOS
MacOS 11.5 Release Notes

Important links for MacOS Catalina and MacOS Mojave users:
How to update MacOS
Security Update 2021-004 Catalina Release Notes
Security Update 2021-005 Mojave Release Notes
How to update Safari
Safari 14.1.2 Release Notes

Google Chrome Security Update Released (92.0.4515.107)

Tuesday, July 20, 2021

Google has released Chrome version 92.0.4515.107 for Windows, Mac, and Linux. This update includes 35 important security fixes.

One of the vulnerabilities is known to be exploited in the wild. Users are advised to update immediately to avoid potential exploitation.

Important links:
How to Update Google Chrome to the Latest Version
Google Chrome 92.0.4515.107 Release Notes

iOS Security Update Released (14.7)

Monday, July 19, 2021

Apple has released iOS 14.7 with fixes for critical vulnerabilities that could be exploited to take control of a vulnerable device.

Users should update as soon as possible to avoid potential exploitation.

Updates for iPadOS, WatchOS, and tvOS should also be installed.

Important links:
How to update iOS
iOS 14.7 Release Notes
How to update watchOS
watchOS 7.6 Release Notes
How to update tvOS
tvOS 14.7 Release Notes

MacOS Security Updates Released (Safari 14.1.2)

Monday, July 19, 2021

Apple has released an update for Safari 14.1.2 that should be installed using the Mac App Store on MacOS Catalina and MacOS Mojave.

This update contains security fixes that should be installed as soon as possible.

Users running MacOS Big Sur do not need to install this update.

Important links for MacOS Catalina and MacOS Mojave users:
How to update Safari
Safari 14.1.2 Release Notes

Microsoft Edge Security Update Released (91.0.864.71)

Monday, July 19, 2021

Microsoft Edge version 91.0.864.71 has been released. This update includes security fixes. Users should update as soon as possible to avoid potential exploitation.

Important links:
How to update Microsoft Edge web browser
Microsoft Edge Release Notes

Google Chrome Security Update Released (91.0.4472.164)

Thursday, July 15, 2021

Google has released Chrome version 91.0.4472.164 for Windows, Mac, and Linux. This update includes 8 important security fixes.

One of the vulnerabilities is known to be exploited in the wild. Users are advised to update immediately to avoid potential exploitation.

Important links:
How to Update Google Chrome to the Latest Version
Google Chrome 91.0.4472.164 Release Notes

General Advisory: SonicWall Warns of “Imminent Ransomware Campaign” Targeting EOL Devices

Wednesday, July 14, 2021

SonicWall has posted an urgent security alert warning customers of an “an imminent ransomware campaign” targeting Secure Mobile Access (SMA) 100 series and Secure Remote Access (SRA) devices running end-of-life (EOL) 8.x firmware.

The security alert explains that legacy devices affected by this advisory “are at imminent risk of a targeted ransomware attack.”

System administrators are urged to update to the latest 9.x or 10.x firmware versions or immediately disconnect the devices and reset passwords to avoid potential ransomware attacks.

Important links:
Sonicwall Urgent Security Notice: Critical Risk To Unpatched End-Of-Life SRA & SMA 8.X Remote Access Devices
SonicWall warns of ‘imminent ransomware campaign’ targeting its EOL equipment

Windows Security Updates Released (July 2021)

Tuesday, July 13, 2021

Microsoft has released July 2021 security updates for Windows 10/8/7, Windows Server 2016/2012/2008, and Exchange Server 2019/2016/2013.

These updates include 117 security fixes, including 13 fixes for critical security issues. Users should update as soon as possible to avoid potential exploitation.

System administrators should update servers as soon as possible to avoid potential exploitation.

Important links:
How to update Windows
July 2021 Security Updates (Release Notes)

Firefox Security Update Released (90)

Tuesday, July 13, 2021

Mozilla has released Firefox version 90 with fixes for multiple high priority security issues.

Users should update as soon as possible.

Important links:
How to update Firefox to the latest release
Firefox 90 Release Notes