[NT] Microsoft ISA Server 2000 DoS
From: SecuriTeam (support_at_securiteam.com)
To: firstname.lastname@example.org Date: 2 Jun 2005 15:49:46 +0200
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Microsoft ISA Server 2000 DoS
" <http://www.microsoft.com/isaserver/default.mspx> Microsoft Internet
Security and Acceleration (ISA) Server is the advanced stateful packet and
application-layer inspection firewall, virtual private network (VPN), and
Web cache solution that enables enterprise customers to easily maximize
existing information technology (IT) investments by improving network
security and performance."
Microsoft Internet Security and Acceleration Server's Firewall crashes
when heavy network traffic is received from a SecureNAT client.
* SA Server 2000 and ISA Server 2000 Service Pack 2 (SP2) Wspsrv.exe
version 3.0.1200.411 and prior
Limit the size of traffic being handled by the ISA server for each
SecureNAT client contacting it.
01-06-2005 - Vulnerability researched
02-06-2005 - Security companies and several CERT units contacted, advisory
published, link to advisory sent to security companies and several CERT
The information has been provided by <mailto:email@example.com>
Juha-Matti Laurio .
The original article can be found at:
The vendor advisory can be found at :
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