Author Archives: guenni

Microsoft 365 MFA mandatory for admins from Feb. 3, 2025

Posted on 2024-11-17 by guenni

[German]Quick note for administrators of Microsoft 365 tenants. As of February 3, 2025, Microsoft will begin enforcing multifactor authentication (MFA) for access to the Microsoft 365 Admin Center. The option to suspend this MFA for 14 days will then be … Continue reading →

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3CX V18 with NFR license: Update to V20 mandatory since Nov. 15, 2024

Posted on 2024-11-16 by guenni

[German]Brief information for IT supporters who use 3CX as a telephone system. The provider has probably significantly reduced the functionalities of 3CX version 18 in the NFR license as of 15 November 2024. Anyone wishing to use the full functionality … Continue reading →

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CISA warns about attacks on 0 day vulnerability in Palo Alto Networks firewalls

Posted on 2024-11-16 by guenni

[German]An unpatched vulnerability (0-day) exist in the firewalls of Palo Alto Networks. The management interface can be accessed via this vulnerability. This 0-day vulneability is already being exploited for attacks. Both the BSI and the US authority CISA have issued … Continue reading →

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Browser trouble II: Nov. 2024 updates for Server 2008/R2 bricks older browsers

Posted on 2024-11-16 by guenni

[German]Microsoft seems to have released security updates for Windows Server 2008 R2 on November 12, 2024. Anyone who had these updates installed subsequently found that the older browsers that could previously be used on these machines no longer work. However, … Continue reading →

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Exchange 2016/2019 now warns against exploiting the spoofing vulnerability CVE-2024-49040 in emails

Posted on 2024-11-16 by guenni

[German]Microsoft's November 2024 security updates for Exchange, has added a new feature to its Exchange 2016 and Exchange 2019 servers. Microsoft Exchange now warns when receiving emails that exploit a spoofing vulnerability (Exchange Server non-RFC compliant P2 FROM header detection … Continue reading →

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Browser trouble I: Edge tries again to import Google Chrome tabs (Nov. 2024)

Posted on 2024-11-15 by guenni

[German]Brief addendum from this week. Microsoft has once again resorted to dirty tricks to force its users onto the Edge browser. The Edge browser is trying to take over the settings for tabs from the Chrome browser.

Posted in browser, issue | Tagged , | 1 Comment

Vulnerability in CrushFTP; update recommended

Posted on 2024-11-15 by guenni

[German]Quick note to users who use CrushFTP. A blog reader has informed me that a serious vulnerability has been discovered ans has been made public on November 11, 2024. However, there are updates in which this vulnerability, for which no … Continue reading →

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Facebook: EU imposes 797.72 million euro fine

Posted on 2024-11-15 by guenni

[German]The EU Commission has fined Meta €797.72 million for tying its online classifieds service Facebook Marketplace to its personal social network Facebook and imposing unfair trading conditions on other providers of online classifieds services.

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Exchange Server: November 2024 security updates pulled

Posted on 2024-11-15 by guenni

[German]Disaster for administrators of Microsoft Exchange Server 2016 and 2019 systems who have installed the security updates from November 12, 2024. The transport rules no longer work after applying the November 2024 security update. Microsoft has now stopped the deployment … Continue reading →

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Bug in update KB5046633 reports EOL of Windows 11 23H2

Posted on 2024-11-14 by guenni

[German]Microsoft has given users of Windows 11 23H2 a minor or major scare on November 2024 Patchday. A bug in update KB5046633 caused users to receive the message that version 23H2 had reached "end of life". An upgrade to the … Continue reading →

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