||Home : Advisories : 1st Up Mail Server v4.1 Buffer Overflow Vulnerability|
||1st Up Mail Server v4.1 Buffer Overflow Vulnerability
||25th December 2000
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1st Up Mail Server v4.1 Buffer Overflow Vulnerability
USSR Advisory Code: USSR-2000058
Public Disclosure Date:
December 25, 2000
1st Up Mail Server v4.1
The Ussr Team has recently discovered a Buffer Overflow in 1st Up
Mail Server v4.1 where they do not use proper bounds checking.
The overflow is in the field "mail from: <", a large number
of aaaaaa's "> (over 300). It then displays this message:
"Application popup: smtp server: smtp server.exe - Application Error
: The instruction at "0x00402f23" referenced memory at "0x61616161".
The memory could not be "read".
Click on OK to terminate the program
Click on CANCEL to debug the program "
This results in a Denial of Service against the service
Upgrade to version 1st Up Mail Server 4.1.4e
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