CVE-2004-0183: TCPDUMP 3.8.1 and earlier allows remote attackers to cause a denial of service (crash) via ISAKMP packets c...

Security readout for executives and security teams

This issue can crash vulnerable tcpdump versions when they inspect specially malformed ISAKMP traffic. The business impact is operational disruption to packet capture, troubleshooting, or monitoring workflows, not direct system takeover based on the provided sources. Exposure is most likely where old tcpdump versions still inspect untrusted network traffic, especially traffic containing ISAKMP/IKE packets. Modern managed systems are less likely exposed, but embedded, legacy, or frozen forensic images should be checked. Treat this as a legacy hygiene issue unless vulnerable tcpdump is still operationally important. Prioritize remediation on sensors, jump hosts, and incident-response systems that process untrusted traffic. Mitigation focus: Inventory tcpdump versions and identify any 3.8.1 or earlier installations.; Apply relevant vendor updates from Red Hat, Debian, Trustix, or current platform guidance.; Prefer supported tcpdump packages instead of archived or locally built legacy binaries..

Prepared

Jun 30, 2026, 06:10 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.