Security readout for executives and security teams
CVE-2004-0403 is a remote denial-of-service flaw in Racoon before 20040408a. A malformed ISAKMP packet with an oversized length field can make the service consume memory, potentially disrupting VPN/IPsec negotiation. The supplied sources do not show data theft, privilege escalation, or confirmed active exploitation. Exposure is most likely on systems running Racoon before 20040408a, especially hosts where ISAKMP/IKE traffic is reachable from untrusted networks. The bundle lists several OS vendor advisories, but affected products are not normalized beyond Racoon and should be verified against each vendor package record. Treat this as a targeted availability risk for legacy VPN/IPsec infrastructure. It is not source-supported as a breach-enabling issue, but exposed or unsupported Racoon deployments should be remediated because remote service disruption can affect secure connectivity. Mitigation focus: Upgrade Racoon to 20040408a or a vendor-fixed package.; Check historical vendor advisories for the relevant operating system package.; Restrict ISAKMP/IKE exposure to trusted peers where operationally possible..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CVE-2004-0403 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- oval:org.mitre.oval:def:984CVE reference · vdb-entry, signature
- racoon-isakmp-dos(15893)CVE reference · vdb-entry, x_refsource_XF
- oval:org.mitre.oval:def:11220CVE reference · vdb-entry, signature
Products and packages named in the record
CWE details
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