ACTIVELY EXPLOITED
CVE-2021-45382: D-Link Multiple Routers Remote Code Execution Vulnerability
| Vendor | D-Link |
|---|---|
| Product | Multiple Routers |
| Actively exploited | Yes |
| Added to CISA KEV | 4 Apr 2022 |
| CISA federal deadline | 25 Apr 2022 |
| Weakness (CWE) | CWE-78 |
Required action (CISA's text)
The impacted product is end-of-life and should be disconnected if still in use.
Description (NVD)
A remote code execution vulnerability exists in all series H/W revisions routers via the DDNS function in ncc2 binary file.
SOURCES
Other D-Link flaws
- CVE-2025-29635: D-Link DIR-823X Command Injection Vulnerability
- CVE-2022-37055: D-Link Routers Buffer Overflow Vulnerability
- CVE-2022-40799: D-Link DNR-322L Download of Code Without Integrity Check Vulnerability
- CVE-2020-25079: D-Link DCS-2530L and DCS-2670L Command Injection Vulnerability
- CVE-2020-25078: D-Link DCS-2530L and DCS-2670L Devices Unspecified Vulnerability
Data from NVD, CISA KEV, FIRST EPSS and vendor advisories. Updated 10 Nov 2026.