Vulnerability Note VU#26825

Cisco Secure PIX Firewall TCP Reset Vulnerability

Overview

A vulnerability in Cisco's Secure PIX Firewall may allow a remote attacker to reset arbitrary TCP sessions.

I. Description

Cisco describes the Secure PIX Firewall as, "an easy-to-install, integrated hardware/software firewall appliance". A vulnerability in the Secure PIX Firewall may allow a remote attacker to disrupt legitimate connections that have been established through the firewall. For more technical details, please see the Cisco Security Advisory Cisco Secure PIX Firewall TCP Reset Vulnerability.

II. Impact

A remote attacker can disrupt legitimate connections that have been established through the firewall.

III. Solution

Upgrade the software on the device as described in Cisco's Security Advisory.

Systems Affected

Vendor	Status	Date Notified	Date Updated
Cisco Systems Inc.	Vulnerable	21-Aug-2003

References

http://www.cisco.com/warp/public/707/pixtcpreset-pub.shtml
http://www.cisco.com/univercd/cc/td/doc/pcat/fw.htm

Credit

Thanks to Cisco Systems Product Security Incident Response Team for reporting this vulnerability.

This document was written by Ian A Finlay.

Other Information

Date Public:	2000-07-11
Date First Published:	2003-08-21
Date Last Updated:	2003-08-21
CERT Advisory:
CVE-ID(s):	CVE-2000-0613
NVD-ID(s):	CVE-2000-0613
US-CERT Technical Alerts:
Metric:	4.18
Document Revision:	8

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