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TITLE:
GoodTech SMTP Server "RCPT TO" Denial of Service Vulnerability

SECUNIA ADVISORY ID:
SA15623

VERIFY ADVISORY:
http://secunia.com/advisories/15623/

CRITICAL:
Moderately critical

IMPACT:
DoS

WHERE:
>From remote

SOFTWARE:
GoodTech SMTP Server for Windows NT/2000/XP 5.x
http://secunia.com/product/5224/

DESCRIPTION:
Reed Arvin has reported a vulnerability in GoodTech SMTP Server,
which can be exploited by malicious people to cause a DoS (Denial of
Service).

The vulnerability is caused due to an error in the handling of
recipients. This can be exploited to crash a vulnerable service by
sending the "RCPT TO" command with an invalid argument (e.g. "A").

The vulnerability has been reported in version 5.14. Prior versions
may also be affected.

SOLUTION:
Update to version 5.15.
http://www.goodtechsys.com/smtpdnt2000.asp

PROVIDED AND/OR DISCOVERED BY:
Reed Arvin

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About:
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