CVE-2021-45382
CriticalActively exploited (CISA KEV)
Description
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.
SeverityCritical
CVSS9.8
Exploit probability—
Product
D-Link Multiple Routers
PublishedFeb 17, 2022
First seenFeb 17, 2022
Added to KEVApr 4, 2022
Weakness typeCWE-78OS command injection
How to fix
CISA required action
The impacted product is end-of-life and should be disconnected if still in use.
CISA due date: Apr 25, 2022Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| dlink dir-820l_firmware | No range specified | — |
| dlink dir-820lw_firmware | No range specified | — |
| dlink dir-826l_firmware | No range specified | — |
| dlink dir-830l_firmware | No range specified | — |
| dlink dir-836l_firmware | No range specified | — |
| dlink dir-810l_firmware | No range specified | — |
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