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CVE-2004-1435

5.0 · MEDIUM
Published Dec 31, 2004 cisco EPSS 3.16% (87th pctl)

Overview

CVE-2004-1435 is a medium-severity vulnerability affecting cisco optical_networking_systems_software. It was published on December 31, 2004 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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).

Remediation

Check the references section for vendor advisories and patches from cisco. Update optical_networking_systems_software to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status

Frequently Asked Questions

What is CVE-2004-1435?

CVE-2004-1435 is a medium-severity vulnerability affecting cisco optical_networking_systems_software. It was published on December 31, 2004 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

How severe is CVE-2004-1435?

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2004-1435?

Check the references section for vendor advisories and patches from cisco. Update optical_networking_systems_software to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2004-1435?

CyberStrike's AI-powered security agents can automatically detect CVE-2004-1435 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.