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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
everybody keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

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