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2003: 2,700 advisories published
2004: 3,100 advisories published
2005: 4,600 advisories published
2006: 5,300 advisories published

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TITLE:
SurgeMail Webmail "Host" Header Processing Denial of Service

SECUNIA ADVISORY ID:
SA28142

VERIFY ADVISORY:
http://secunia.com/advisories/28142/

CRITICAL:
Less critical

IMPACT:
DoS

WHERE:
>From remote

SOFTWARE:
SurgeMail 3.x
http://secunia.com/product/4823/

DESCRIPTION:
rgod has discovered a vulnerability in SurgeMail, which can be
exploited by malicious people to cause a DoS (Denial of Service).

The vulnerability is caused due to a boundary error within the
processing of "Host" HTTP headers. This can be exploited to cause a
stack-based buffer overflow via a specially crafted HTTP request with
an overly-long (greater than 1000 bytes) "Host" header.

The vulnerability is confirmed in version 38k4. Other versions may
also be affected.

SOLUTION:
Restrict network access to the webmail service.

PROVIDED AND/OR DISCOVERED BY:
rgod

ORIGINAL ADVISORY:
http://retrogod.altervista.org/rgod_surgemail_crash.html

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About:
This Advisory was delivered by Secunia as a free service to help
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