Update 10/10/2023: Our recommendation to address CVE-2023-21709 is now changed; please see the changes below.
Update 9/12/2023: As a part of the September 2023 "Patch Tuesday" we have released a fe...
Updated Oct 10, 2023
Version 18.0
Blog Post
Goldi2005 This was my first impression as well as it does not recognize the previously installed SU correctly according to the logs. Did you try to uninstall KB5025903? I did not so far, I don't want to interrupt services and I don't have a dogfood Exchange environment running anywhere at the moment.
First customer called with broken Exchange. I currently give the KB5029503 uninstall theory a shot there.
EDIT: No, uninstalling June 2023 Exchange SU KB5029503 does not resolve the install issue.
Property(S): INTERIM_UPDATE_INSTALLED = 5024296
Property(S): MsiRunningElevated = 1
Property(S): OriginalDatabase = C:\Windows\Installer\7d6c1.msi
Property(S): Preselected = 1
Property(S): StartupFolder = C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\
Property(S): KB5019077 = KB5019077
Property(S): RecentFolder = C:\Users\Merlin\AppData\Roaming\Microsoft\Windows\Recent\
Property(S): msgInterimIncorrectRollup = Installation cannot continue. The Setup Wizard has determined that this Interim Update is incompatible with the current Microsoft Exchange Server 2016 Cumulative Update 23 configuration.
Property(S): VirtualMemory = 22323
Property(S): TextHeight = 16
Property(S): DesktopFolder = C:\Users\Public\Desktop\
Property(S): QFEUpgrade = 2
Property(S): SECONDSEQUENCE = 1
Property(S): AdminToolsFolder = C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Administrative Tools\
Property(S): ProgramFilesFolder = C:\Program Files (x86)\
Property(S): _BF926C0711244181ACD223071C51BDD3 = C:\Windows\Installer\4da70bc.msp
What's even more **bleep**: I cannot even install KB5025903 again on this server - is now also incompatible!