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 a new firmware (TL-WR840N(KR)_V6.2_230702) available on this website. The team at ssd-disclosure.com has disclosed details about the vulnerability in this blog post.
[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. This is a Windows 10 22H2 system and the files can also be deleted. Is there an explanation, what these files are meaning?
[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 successful attack by Chinese hackers (Storm-0558) on Outlook Online accounts, which only attracted the attention of a U.S. agency because of such logging capabilities.
[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.
[German]The security update KB5002427 for Outlook 2016 from July 11, 2023 (as well as the Click-2-Run updates of Office from the same date) cause an unpleasant bug. If the user wants to open links in Outlook 2016, the program displays a security notice. The links simply no longer work. The solution I know so far is to uninstall update KB5002427 (or the latest Office 365 build).
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[German]Google has released updates to the Google Chrome browser 115 in the stable channel for Mac, Linux and Windows on July 18, 2023. They are security updates that will be rolled out in the coming weeks and should fix 20 vulnerabilities.
[German]Brief warning to administrators of Citrix NetScaler ADC and Citrix Gateway. The vendor has issued a security advisory warning of a critical remote code execution vulnerability in the products. The vendor has released updates for the affected products, which administrators should apply immediately to the installations they support.
[German]The days the Mozilla developers had released the versions 115.0 of the Firefox browser (see). Now the 115.0.3 ESR version of the browser has been released as of July 18, 2023 (thanks for pointing it out). The release notes of Firefox 115.0.3 ESR only contain the note: Fixed a startup crash for Windows users with Qihoo 360 Antivirus software installed (bug 1843977).
[German]Microsoft has updated the Edge browser to version 114.0.1823.86 as of July 17, 2023. The release notes state that various bugs and performance issues for Microsoft Edge have been fixed.
[German]Today, July 18, 2023, Microsoft's Exchange Online cloud service appears to have been experiencing a [partial] glitch since morning (8 a.m. UTM). German blog readers reported that emails are being blocked. There are various references to issues on 3rd party status pages, and Microsoft's social media team also writes on Twitter that they are investigating reports of disruptions. Here's a brief overview.
MVP:
2013 – 2016
WIMVP:
2017 – 2020
