Secunia Security Advisory - A vulnerability has been reported in MailScanner, which potentially can be exploited by malicious people to cause a DoS (Denial of Service).
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TITLE:
MailScanner "Clean()" Infinite Loop Vulnerability
SECUNIA ADVISORY ID:
SA32915
VERIFY ADVISORY:
http://secunia.com/advisories/32915/
CRITICAL:
Less critical
IMPACT:
DoS
WHERE:
>From remote
SOFTWARE:
MailScanner 4.x
http://secunia.com/advisories/product/4185/
DESCRIPTION:
A vulnerability has been reported in MailScanner, which potentially
can be exploited by malicious people to cause a DoS (Denial of
Service).
The vulnerability is caused due to an error within the "Clean()"
function in Message.pm. This can be exploited to trigger the
execution of an infinite loop via a specially crafted email message
and e.g. consume large amounts of CPU.
NOTE: A successful exploitation will not result in the immediate
inability to process email.
The vulnerability is reported in versions prior to 4.73.3-1.
SOLUTION:
Fixed in beta version 4.73.3-1.
PROVIDED AND/OR DISCOVERED BY:
Reported by the vendor.
ORIGINAL ADVISORY:
http://mailscanner.info/index.html
http://www.mailscanner.info/ChangeLog
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