CVE-2004-0056

Name: CVE-2004-0056
Creator: NVD / NIST
Published: 2004-02-17T05:00:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 3.81%

Last modified Jun 16, 2026

CVE-2004-0056 is a vulnerability of currently unknown severity. Multiple vulnerabilities in the H.323 protocol implementation for Nortel Networks Business Communications Manager (BCM), Succession 1000 IP Trunk and IP Peer Networking, and 802.11 Wireless IP Gateway allow remote attackers to cause a denial of service and possibly execute arbitrary code, as demonstrated by the NISCC/OUSPG PROTOS test suite for the H.225 protocol.. EPSS estimates a 3.81% chance of exploitation in the next 30 days.

Description

Multiple vulnerabilities in the H.323 protocol implementation for Nortel Networks Business Communications Manager (BCM), Succession 1000 IP Trunk and IP Peer Networking, and 802.11 Wireless IP Gateway allow remote attackers to cause a denial of service and possibly execute arbitrary code, as demonstrated by the NISCC/OUSPG PROTOS test suite for the H.225 protocol.

Metrics

EPSS Probability

3.81%

88.7th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Nortel	Business Communications Manager	All versions
Nortel	802.11 Wireless Ip Gateway	All versions
Nortel	Succession Communication Server 1000	All versions

References

http://www.cert.org/advisories/CA-2004-01.htmlPatch, Third Party Advisory, US Government Resource
http://www.kb.cert.org/vuls/id/749342Patch, Third Party Advisory, US Government Resource
http://www.securityfocus.com/bid/9406
http://www.securitytracker.com/id?1008687
http://www.uniras.gov.uk/vuls/2004/006489/h323.htm
http://www.cert.org/advisories/CA-2004-01.htmlPatch, Third Party Advisory, US Government Resource
http://www.kb.cert.org/vuls/id/749342Patch, Third Party Advisory, US Government Resource
http://www.securityfocus.com/bid/9406
http://www.securitytracker.com/id?1008687
http://www.uniras.gov.uk/vuls/2004/006489/h323.htm

Timeline

Published: Feb 17, 2004
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2004-0056?

How severe is CVE-2004-0056?

Severity scoring for CVE-2004-0056 is pending analysis. The EPSS model estimates a 3.81% probability of exploitation in the next 30 days.

How do I fix CVE-2004-0056?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2004-0056?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST