Outlook – Something is wrong error [2002]

In this post we will talk about a recently error that 365 user’s get when they work with office 365 applications. The mostly popular application with this error it OUTLLOK 365. the error popup just when you open the outlook or it can popup randomly. The Cause This error can be caused by multiple reasonsContinue reading “Outlook – Something is wrong error [2002]”

Hide Group Members Exchange

In some cases you need to hide group members form Outlook or OWA users . you can hide the members by set “true” value to hideDLMembership Property. You can change the property with the GUI or by using POWERSHELL. For Example, if you have a group with name – “SecGroup” you can set the valueContinue reading “Hide Group Members Exchange”

OWA Error – innerexception: microsoft.mapi.mapiexceptionadpropertyerror

When you try to brows user mailbox using owa you get this error : Issue The error message is:InnerException: Microsoft.Mapi.MapiExceptionADPropertyError Solution This error come from wrong Value of legacyExchangeDN attribut , you should delete the wrong value and put a good one for Example : /o=OrgName/ou=Exchange Administrative Group (FYDIBOHF23SPDLT)/cn=Recipients/cn=UserAlias. SHMUEL H.

Microsoft Outlook (CVE-2023-23397) has been exploited in zero-day attacks

With Microsoft’s Patch Tuesday for March 2023 Microsoft Addresses a Critical outlook exploited with CVSS 9.8 pre-auth RCE bug. How Attackers Exploit This Vulnerability on vulnerable version of Outlook Attackers can exploit CVE-2023-23397 by sending specially crafted email to vulnerable version of Outlook, that force a connection from the victim’s device to an external UNC locationContinue reading “Microsoft Outlook (CVE-2023-23397) has been exploited in zero-day attacks”

Microsoft November 2022 Patch Tuesday includes fixes for 6 exploited zero-days, 68 flaws

With November 2022 Patch Tuesday , Microsoft fix fixes 6 exploited zero-days, 68 flaws. The six actively exploited zero-day vulnerabilities fixed are: CVE-2022-41128 – Windows Scripting Languages Remote Code Execution Vulnerability  CVE-2022-41091 – Windows Mark of the Web Security Feature Bypass Vulnerability  CVE-2022-41073 – Windows Print Spooler Elevation of Privilege Vulnerability  CVE-2022-41125 – Windows CNG Key Isolation Service Elevation ofContinue reading “Microsoft November 2022 Patch Tuesday includes fixes for 6 exploited zero-days, 68 flaws”

Exchange Emergency Mitigation (EM) service

When you install the September 2021 CU (or later) on Exchange Server 2016 or Exchange Server 2019, the EM service will be installed automatically on servers with the Mailbox role. Microsoft Exchange Emergency Mitigation (EM) provides the fastest and easiest way to temporarily resolve threats to connected on-premise Exchange servers before your IT security teamContinue reading “Exchange Emergency Mitigation (EM) service”

New Microsoft Exchange zero-day actively (RCE+SSRF) exploited in attacks

UPDATE Microsoft add updates: The tech giant has revised the blocking rule in IIS Manager from “.*autodiscover\.json.*Powershell.*” to “(?=.*autodiscover\.json)(?=.*powershell).” Also , Change the Condition input from {URL} to {UrlDecode:{REQUEST_URI}} and then click OK On Thursday, September 29, a Vietnamese security firm called GTSC published information and IOCs on what they claim is a pair of unpatched Microsoft Exchange ServerContinue reading “New Microsoft Exchange zero-day actively (RCE+SSRF) exploited in attacks”

How to hide group members in Azure AD

To hide group members, the HiddenGroupMembershipEnabled switch can be used.  HiddenGroupMembershipEnabled specifies whether to hide the members of the Microsoft 365 Group from users who aren’t members of the group. You don’t need to specify a value with this switch. You can’t change this setting after you create the group. If you create a groupContinue reading “How to hide group members in Azure AD”

Azure Active Directory logs are lagging

Microsoft warned that customers might have noticed unusual delays in logging data from Azure AD and other Azure tools Summary of Impact: Between 21:35 UTC on 31 May and 09:54 UTC on 01 Jun 2022, customers may have experienced significant delays in availability of logging data for resources such as sign in and audit logs for AzureContinue reading “Azure Active Directory logs are lagging”

New office365 tab behavior Exchange Admin

NEW TAB for  Exchange hybrid customers accessing Office 365 tab in the Exchange admin center (EAC) for their on-premises Exchange servers.  https://techcommunity.microsoft.com/t5/exchange-team-blog/new-office-365-tab-behavior-in-the-on-premises-exchange-admin/ba-p/3415018 SHMUEL H.