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TITLE:
GoodTech Telnet Server Buffer Overflow Vulnerability

SECUNIA ADVISORY ID:
SA14601

VERIFY ADVISORY:
http://secunia.com/advisories/14601/

CRITICAL:
Moderately critical

IMPACT:
System access

WHERE:
>From local network

SOFTWARE:
GoodTech Telnet Server for Windows NT/2000/XP 5.x
http://secunia.com/product/4785/
GoodTech Telnet Server for Windows NT/2000/XP 4.x
http://secunia.com/product/2712/

DESCRIPTION:
Komrade has reported a vulnerability in GoodTech Telnet Server, which
can be exploited by malicious people to compromise a vulnerable
system.

The vulnerability is caused due to a boundary error in the
administration web server. This can be exploited to cause a buffer
overflow by sending a specially crafted overly long request on port
2380 (10040 bytes + two newlines).

Successful exploitation may allow execution of arbitrary code.

The vulnerability has been reported in versions prior to 5.0.7.

SOLUTION:
Update to version 5.0.7.
http://www.goodtechsys.com/telnetnt2000.asp

PROVIDED AND/OR DISCOVERED BY:
Komrade

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