Buffer overflow in the S/MIME Parsing capability in Microsoft Outlook Express 5.5 and 6.0 allows remote attackers to execute arbitrary code via a digitally signed email with a long "From" address, which triggers the overflow when the user views or previews the message.
No PoCs from references.
- https://github.com/GuiMatosInfra/explorer2sectool
- https://github.com/xaitax/SploitScan