CVE-2026-4205
Published: Mar 16, 2026
Modified: Mar 16, 2026
CVSS v3.1
6.3
Description
A vulnerability has been found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. The impacted element is the function cgi_refresh_db/FTP_Server_BlockIP_Add/FTP_Server_BlockIP_Del of the file /cgi-bin/app_mgr.cgi. Such manipulation leads to command injection. The attack can be executed remotely. The exploit has been disclosed to the public and may be used.
| Vendor | Product | Versions |
|---|---|---|
D-Link | DNS-120 | affected 20260205 |
D-Link | DNR-202L | affected 20260205 |
D-Link | DNS-315L | affected 20260205 |
D-Link | DNS-320 | affected 20260205 |
D-Link | DNS-320L | affected 20260205 |
D-Link | DNS-320LW | affected 20260205 |
D-Link | DNS-321 | affected 20260205 |
D-Link | DNR-322L | affected 20260205 |
D-Link | DNS-323 | affected 20260205 |
D-Link | DNS-325 | affected 20260205 |
D-Link | DNS-326 | affected 20260205 |
D-Link | DNS-327L | affected 20260205 |
D-Link | DNR-326 | affected 20260205 |
D-Link | DNS-340L | affected 20260205 |
D-Link | DNS-343 | affected 20260205 |
D-Link | DNS-345 | affected 20260205 |
D-Link | DNS-726-4 | affected 20260205 |
D-Link | DNS-1100-4 | affected 20260205 |
D-Link | DNS-1200-05 | affected 20260205 |
D-Link | DNS-1550-04 | affected 20260205 |
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
References
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