CVE-2006-2711: Secure Elements Class 5 AVR (aka C5 EVM) 2.8.1 and earlier, and possibly later 2.8.x releases, uses the sam...

Security readout for executives and security teams

This CVE concerns Secure Elements Class 5 AVR, also called C5 EVM. The product reportedly reused the same encryption key and initialization vector for each message session, weakening message confidentiality. The available bundle does not provide severity scoring, patch details, or confirmed active exploitation. Exposure is likely limited to organizations that deployed Secure Elements Class 5 AVR/C5 EVM 2.8.1 or earlier, with uncertainty around later 2.8.x releases. The CVE metadata lists affected vendor and product as n/a, so asset confirmation must rely on product names and version evidence. Prioritize based on whether the organization still runs this legacy C5 EVM product and whether it protects sensitive messages. Without confirmed deployment, business urgency is low. With deployment, treat it as a confidentiality issue requiring vendor guidance and exposure reduction. Mitigation focus: Identify any Secure Elements Class 5 AVR or C5 EVM deployments and versions.; Check vendor, CERT, and advisory guidance for supported fixes or replacement paths.; Reduce remote reachability to affected systems where operationally possible..

Prepared

Jun 29, 2026, 12:30 UTC (UTC+00:00)

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