Clearswift MAILsweeper for SMTP before 4.3.20 and MAILsweeper for Exchange before 4.3.20 allows remote attackers to bypass the text analysis, possibly bypassing SPAM and other filters, by sending an e-mail specifying a non-existent or unrecognized character set.
Name | Vendor | Start Version | End Version |
---|---|---|---|
Mailsweeper_for_exchange | Clearswift | * | 4.3.19 (including) |
Mailsweeper_for_smtp | Clearswift | * | 4.3.19 (including) |