1214765 - Different Silverlight version for Mac vs Widows detected incorrectly

Status: RESOLVED FIXED

(Plugin Check Graveyard :: Database, defect)

Description

[guigs [:guigs] PST (please needinfo me!)]

Summary:

Silverlight currently has two different versions between Mac and Windows. There are two entries for the latest version. However the Windows version is a lower number and is not marked as vulnerable in the db, however on the front end they still see an update now. 

More information:
http://www.microsoft.com/getsilverlight/locale/en-us/html/Microsoft%20Silverlight%20Release%20History.htm#SL_5_1_40905

Users are beginning to post in the forum about this: 
https://support.mozilla.org/en-US/forums/plug-check-page-discussions/711577?last=67005


Affected versions: 
Mac up to date: 5.1.40905.0
Windows up to date: 5.1.40728.0
Mac version 5.1.40728.0 is marked as vulnerable

Two entries are marked one as vulnerable and the other as latest.

Comment 1

[Alice Wyman]

The latest Silverlight version for Mac and Windows is 5.1.41105.0 Released December 8, 2015 (KB3106614).  Previous versions are now vulnerable.
Ref:
https://www.microsoft.com/getsilverlight/locale/en-us/html/Microsoft%20Silverlight%20Release%20History.htm#SL_5_1_41105 
 
https://support.microsoft.com/en-us/kb/3106614 MS15-129: Security update for Silverlight to address remote code execution: December 8, 2015 

https://technet.microsoft.com/library/security/MS15-129 Microsoft Security Bulletin MS15-129 - Critical

Related discussion:
https://support.mozilla.org/en-US/forums/plug-check-page-discussions/711713 Silverlight 5.1.41105.0 update December 8, 2015 (older versions are insecure)