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CVE-2026-4210

A security flaw has been discovered 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…

Impact

A security flaw has been discovered 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. Affected by this vulnerability is the function cgi_tm_set_share of the file /cgi-bin/time_machine.cgi. The manipulation of the argument Name results in command injection. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks.

Affected products

VendorProductAffected versions
DlinkDnr-202l Firmware
through 2026-02-05
DlinkDnr-326 Firmware
through 2026-02-05
DlinkDns-1100-4 Firmware
through 2026-02-05
DlinkDns-120 Firmware
through 2026-02-05
DlinkDns-1200-05 Firmware
through 2026-02-05
DlinkDns-1550-04 Firmware
through 2026-02-05
DlinkDns-315l Firmware
through 2026-02-05
DlinkDns-320 Firmware
through 2026-02-05
DlinkDns-320l Firmware
through 2026-02-05
DlinkDns-320lw Firmware
through 2026-02-05
DlinkDns-321 Firmware
through 2026-02-05
DlinkDns-322l Firmware
through 2026-02-05

Weakness classification

References