CVE-2004-1435

Name: CVE-2004-1435
Creator: NVD / NIST
Published: 2004-12-31T05:00:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 3.16%

Last modified Jun 16, 2026

CVE-2004-1435 is a vulnerability of currently unknown severity. Multiple versions of Cisco ONS 15327, ONS 15454, and ONS 15454 SDH, including 4.6(0) and 4.6(1), 4.5(x), 4.1(0) to 4.1(3), 4.0(0) to 4.0(2), and earlier versions, allows remote attackers to cause a denial of service (control card reset) via a large number of TCP connections with an invalid response instead of the final ACK (TCP-ACK).. EPSS estimates a 3.16% chance of exploitation in the next 30 days.

Description

Multiple versions of Cisco ONS 15327, ONS 15454, and ONS 15454 SDH, including 4.6(0) and 4.6(1), 4.5(x), 4.1(0) to 4.1(3), 4.0(0) to 4.0(2), and earlier versions, allows remote attackers to cause a denial of service (control card reset) via a large number of TCP connections with an invalid response instead of the final ACK (TCP-ACK).

Metrics

EPSS Probability

3.16%

86.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Cisco	Optical Networking Systems Software	1.0
Cisco	Optical Networking Systems Software	1.1
Cisco	Optical Networking Systems Software	1.1\(0\)
Cisco	Optical Networking Systems Software	1.1\(1\)
Cisco	Optical Networking Systems Software	1.3\(0\)
Cisco	Optical Networking Systems Software	2.3\(5\)
Cisco	Optical Networking Systems Software	3.0
Cisco	Optical Networking Systems Software	3.1.0
Cisco	Optical Networking Systems Software	3.2
Cisco	Optical Networking Systems Software	3.2.0
Cisco	Optical Networking Systems Software	3.3.0
Cisco	Optical Networking Systems Software	3.4.0
Cisco	Optical Networking Systems Software	4.0\(0\)
Cisco	Optical Networking Systems Software	4.0\(1\)
Cisco	Optical Networking Systems Software	4.0\(2\)
Cisco	Optical Networking Systems Software	4.0.0
Cisco	Optical Networking Systems Software	4.1\(0\)
Cisco	Optical Networking Systems Software	4.1\(1\)
Cisco	Optical Networking Systems Software	4.1\(2\)
Cisco	Optical Networking Systems Software	4.1\(3\)
Cisco	Optical Networking Systems Software	4.5
Cisco	Optical Networking Systems Software	4.6\(0\)
Cisco	Optical Networking Systems Software	4.6\(1\)

References

http://secunia.com/advisories/12117
http://www.cisco.com/warp/public/707/cisco-sa-20040721-ons.shtmlVendor Advisory
http://www.kb.cert.org/vuls/id/277048Third Party Advisory, US Government Resource
http://www.securityfocus.com/bid/10768
https://exchange.xforce.ibmcloud.com/vulnerabilities/16763
http://secunia.com/advisories/12117
http://www.cisco.com/warp/public/707/cisco-sa-20040721-ons.shtmlVendor Advisory
http://www.kb.cert.org/vuls/id/277048Third Party Advisory, US Government Resource
http://www.securityfocus.com/bid/10768
https://exchange.xforce.ibmcloud.com/vulnerabilities/16763

Timeline

Published: Dec 31, 2004
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2004-1435?

How severe is CVE-2004-1435?

Severity scoring for CVE-2004-1435 is pending analysis. The EPSS model estimates a 3.16% probability of exploitation in the next 30 days.

How do I fix CVE-2004-1435?

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-2004-1435?

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

Scan your code now

Source: NVD / NIST