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Maniphest T7070

Missing signature on uninstallers (leads to Windows warning when trying to deinstall)
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Description

Find the Gpg4win app in the system config dialog and try to uninstall.
Result: UAC question allowing manipulation from an unknown vendor.

Expected result: UAC question to allow manipulation from binary signed by g10code.

Analysis

Code signatures missing for unstallers.

Get-AuthenticodeSignature -FilePath  'C:\Program Files (x86)\Gpg4win\gpg4win-uninstall.exe'
Verzeichnis: C:\Program Files (x86)\Gpg4win
SignerCertificate                         Status                                 Path
-----------------                         ------                                 ----
                                          NotSigned                              gpg4win-uninstall.exe
                                          
Get-AuthenticodeSignature -FilePath  'C:\Program Files (x86)\Gnupg\gnupg-uninstall.exe'
Verzeichnis: C:\Program Files (x86)\Gnupg
SignerCertificate                         Status                                 Path
-----------------                         ------                                 ----
                                          NotSigned                              gnupg-uninstall.exe

Tested on Windows 10.

Details

Version
4.3.1

Event Timeline

bernhard created this task.Apr 3 2024, 8:59 AM
• werner closed this task as Wontfix.Apr 3 2024, 9:30 AM
• werner claimed this task.
• werner added a subscriber: • werner.

This is long known and we won't fix this for gpg4win.

bernhard added a comment.Apr 3 2024, 11:45 AM

Sorry, I did not know (or had forgotten, I did search the tracker first).
What is the rationale for not signing the uninstallers?