Cisco PIX Firewall TCP ACK Packet Processing Bug Lets Remote Users Deny Service
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SecurityTracker Alert ID: 1020176
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SecurityTracker URL: http://securitytracker.com/id?1020176
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CVE Reference: CVE-2008-2055
(Links to External Site)
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Date: Jun 4 2008
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Impact: Denial of service via network
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Fix Available: Yes
Vendor Confirmed: Yes
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Advisory: Cisco Security Advisory
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Version(s): 7.1, 7.2, 8.0
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Description: A vulnerability was reported in Cisco PIX Firewall. A remote user can cause denial of service conditions.
A remote user can send a specially crafted TCP ACK packet to the device to cause unspecified denial of service conditions.
Packets
traversing the device cannot trigger this vulnerability.
Versions 7.1.x and 7.2.x with WebVPN, SSL VPN, or ASDM enabled are affected.
Version 8.0 with Telnet, Secure Shell (SSH), WebVPN, SSL VPN, or ASDM enabled is affected.
Cisco has assigned Cisco Bug ID CSCsm84110
to this vulnerability.
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Impact: A remote user can cause denial of service conditions.
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Solution: The vendor has issued a fix (7.1(2)70, 7.2(4), 8.0(3)10).
The vendor's advisory is available at:
http://www.cisco.com/warp/public/707/cisco-sa-20080604-asa.shtml
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Vendor URL: www.cisco.com/warp/public/707/cisco-sa-20080604-asa.shtml (Links to External Site)
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Cause: State error
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Message History:
None.
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Source Message Contents
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Date: Wed, 4 Jun 2008 11:49:42 -0400
Subject: Cisco PIX
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http://www.cisco.com/warp/public/707/cisco-sa-20080604-asa.shtml
CVE-2008-2055
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