CVE-2021-45382
A Remote Command Execution (RCE) vulnerability exists in all series H/W revisions D-link DIR-810L, DIR-820L/LW, DIR-826L, DIR-830L, and DIR-836L routers via the DDNS function in ncc2 binary file. Note: DIR-810L, DIR-820L, DIR-830L, DIR-826L, DIR-836L, all hardware revisions, have reached their End of Life ("EOL") /End of Service Life ("EOS") Life-Cycle and as such this issue will not be patched.
- Score
- CVSS 3.1 9.8 Critical
- Status
- Analyzed - cve@mitre.org
- Published
- 2022-02-17
- Last modified
- 2025-10-21
- Known exploited (CISA KEV)
- since 2022-04-04, action due 2022-04-25: The impacted product is end-of-life and should be disconnected if still in use.
- Weaknesses
- CWE-78
Affected products
- Dir-810l Firmware (Dlink)
- Dir-820l Firmware (Dlink)
- Dir-820lw Firmware (Dlink)
- Dir-826l Firmware (Dlink)
- Dir-830l Firmware (Dlink)
- Dir-836l Firmware (Dlink)
References
- https://github.com/doudoudedi/D-LINK_Command_Injection1/blob/main/D-LINK_Command_injection.md
- https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10264
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-45382
