CVE-2021-45382
CISA KEVPublished April 4, 2022 · Updated April 3, 2026
high
Official Description+
A remote code execution vulnerability exists in all series H/W revisions routers via the DDNS function in ncc2 binary file.
Affected Products
| Vendor | Product |
|---|---|
| D-Link | Multiple Routers |
Patch Status
Patch by 2022-04-25
Recommended Actions
- Check if your systems use any of the affected products listed above.
- Apply vendor patches immediately if available.
- This vulnerability is in CISA's Known Exploited Vulnerabilities catalog — prioritize remediation.
- Monitor vendor advisories for updates and additional mitigations.
- Review logs for indicators of compromise related to CVE-2021-45382.