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.

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.

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Impact

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

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Solution

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

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Vendor Information

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Cisco Systems Inc. __ Affected

Updated: August 21, 2003

Status

Affected

Vendor Statement

<http://www.cisco.com/warp/public/707/pixtcpreset-pub.shtml&gt;

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.

Addendum

The CERT/CC has no additional comments at this time.

If you have feedback, comments, or additional information about this vulnerability, please send us [email](<mailto:[email protected]?Subject=VU%2326825 Feedback>).

CVSS Metrics

Group	Score	Vector
Base
Temporal
Environmental

References

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

Acknowledgements

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

This document was written by Ian A Finlay.

Other Information

CVE IDs:	CVE-2000-0613
Severity Metric:	4.18 Date Public: