http://bugzilla.spamassassin.org/show_bug.cgi?id=3400
Summary: Use of ASCII art to bypass spamassassin
Product: Spamassassin
Version: 2.63
Platform: All
OS/Version: Linux
Status: NEW
Severity: normal
Priority: P5
Component: Rules
AssignedTo: [EMAIL PROTECTED]
ReportedBy: [EMAIL PROTECTED]
I noticed a new kind of spam that uses ASCII art to bypass filters.
This kind of spam the ratio of punctuation to non-punctuation characters is
disproporationately large. That's probably one way of filtering such e-mail.
Here's an extract from the e-mail:
From: Grover Lindsey <[EMAIL PROTECTED]>
Reply-To: Grover Lindsey <[EMAIL PROTECTED]>
To: [EMAIL PROTECTED]
Subject: verne
X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on denkali
X-Spam-Level: *
X-Spam-Status: No, hits=1.2 required=3.0 tests=RCVD_IN_NJABL,
RCVD_IN_NJABL_PROXY autolearn=no version=2.63
____ ____ ____ ____ _ _ _ _ _ _ ___ ____ ____ _ _ ____ 1
|___ |__/ |___ |___ \/ \/ \/ | |___ |___ |\ | [__ 7
| | \ |___ |___ _/\_ _/\_ _/\_ | |___ |___ | \| ___] 2
_____
/ _/\\ 8
| / oo 6
\( _\ 8
\ O/ 3
/ \ 0
|| || 4
|| || " http://mdd.site.voila.fr/f.htm " 1
|| || _____ / 5
| \ ||(___ ) 8
// / \|_)o ( ) 9
\\ ///|)\_( ) 7
|| |\ )( ) 6
|| ) \/(____)_ ___ 5
|| |\___/ `---' `.`. 8
|| | : _ .' )) 3
|| | `..' `~~~-.' .'__ _ 7
\\ / '.______ ( ( 0
((___ooO `._\_\ 5
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