CVE-2013-3464: Cisco IOS XR allows local users to cause a denial of service (Silicon Packet Processor memory corruption, i...

Security readout for executives and security teams

CVE-2013-3464 is a Cisco IOS XR denial-of-service issue. A local user can trigger conditions that corrupt Silicon Packet Processor memory and cause an affected device to reload. The business impact is service disruption on routers running affected IOS XR software, but the provided sources do not identify exact affected versions or a confirmed fix. Exposure is most likely on Cisco IOS XR devices where local users can initiate traffic-generation behavior. The bundle does not provide affected releases, platforms, or configuration prerequisites, so teams need to map IOS XR inventory against Cisco’s advisory and Bug ID CSCui60347. Prioritize validation for critical edge, core, and service-provider routing assets. The known impact is denial of service through device reload, and the evidence is incomplete on versions and fixes. Escalate if local administrative access is broadly shared or difficult to audit. Mitigation focus: Review Cisco advisory for affected IOS XR versions and fixed releases.; Restrict local access to IOS XR devices to trusted administrators.; Audit accounts with privileges to generate diagnostic or network traffic..

Prepared

Jun 14, 2026, 21:50 UTC (UTC+00:00)

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