CVE-2005-0600: Cisco devices running Application and Content Networking System (ACNS) 5.0, 5.1 before 5.1.13.7, or 5.2 bef...

Security readout for executives and security teams

This is a legacy Cisco ACNS denial-of-service issue. A remote attacker could send crafted IP packets that ACNS devices continuously forward, consuming bandwidth and affecting availability. Business urgency depends on whether any Cisco ACNS 5.x systems remain in service. Exposure is likely limited to organizations still operating Cisco ACNS 5.0, vulnerable 5.1 builds, or vulnerable 5.2 builds. The provided sources do not identify other affected products or environments. Prioritize as an availability risk if legacy Cisco ACNS infrastructure remains operational. If no ACNS 5.x devices exist, this CVE has no direct exposure based on the supplied sources. Mitigation focus: Inventory Cisco ACNS devices and record exact ACNS versions.; Upgrade vulnerable ACNS 5.1 systems to 5.1.13.7 or later.; Upgrade vulnerable ACNS 5.2 systems to 5.2.3.9 or later..

Prepared

Jun 29, 2026, 23:55 UTC (UTC+00:00)

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