CVE-2024-29225 ELECOM CVE debrief

Who should care

Organizations and individuals using affected ELECOM wireless LAN routers, especially in environments where untrusted devices may be on the same local network segment or otherwise network-adjacent. Administrators responsible for router management, small-office/home-office networks, and support teams handling device configuration backups should pay attention.

Technical summary

The issue is an unauthenticated, network-adjacent information disclosure. The NVD vector is AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N, indicating that an attacker does not need credentials or user interaction, but must have adjacent network access. The reported impact is confidentiality-only: the attacker can retrieve a configuration file that may expose sensitive router data. No integrity or availability impact is indicated in the supplied corpus.

Defensive priority

Moderate. The CVSS score is 4.3 (MEDIUM), but the exposure of configuration data can still be operationally important because it may reveal sensitive settings or information useful for further compromise. Prioritize it for exposed or broadly reachable local networks.

Recommended defensive actions

• Review ELECOM's security notice and JVN advisory for affected models and remediation guidance.
• Apply any vendor-recommended firmware updates or mitigations for impacted routers.
• Restrict network-adjacent access to management interfaces and device services where possible.
• Audit whether router configuration backups or exported files contain sensitive credentials or secrets.
• Rotate any credentials or secrets that may have been exposed if a device was reachable by untrusted local actors.
• Monitor for unauthorized access to router configuration endpoints on affected devices.

Evidence notes

This debrief is based only on the supplied CVE record and official references. The source corpus states that ELECOM wireless LAN routers are affected, that a network-adjacent unauthenticated attacker can obtain a configuration file using a specially crafted request, and that the weakness is CWE-552. NVD metadata shows CVSS 3.1 AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N and vulnStatus Deferred. Published date used is 2024-04-04; modified date is 2026-05-12.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.