Description
A vulnerability was detected 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_set_wto of the file /cgi-bin/system_mgr.cgi. Performing a manipulation results in improper access controls. Remote exploitation of the attack is possible. The exploit is now public and may be used.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| D-Link | DNS-120 | 20260205 | — |
| D-Link | DNR-202L | 20260205 | — |
| D-Link | DNS-315L | 20260205 | — |
| D-Link | DNS-320 | 20260205 | — |
| D-Link | DNS-320L | 20260205 | — |
| D-Link | DNS-320LW | 20260205 | — |
| D-Link | DNS-321 | 20260205 | — |
| D-Link | DNR-322L | 20260205 | — |
| D-Link | DNS-323 | 20260205 | — |
| D-Link | DNS-325 | 20260205 | — |
| D-Link | DNS-326 | 20260205 | — |
| D-Link | DNS-327L | 20260205 | — |
| D-Link | DNR-326 | 20260205 | — |
| D-Link | DNS-340L | 20260205 | — |
| D-Link | DNS-343 | 20260205 | — |
| D-Link | DNS-345 | 20260205 | — |
| D-Link | DNS-726-4 | 20260205 | — |
| D-Link | DNS-1100-4 | 20260205 | — |
| D-Link | DNS-1200-05 | 20260205 | — |
| D-Link | DNS-1550-04 | 20260205 | — |
References
- VDB-351106 | D-Link DNS-1550-04 system_mgr.cgi cgi_set_wto access control vdb-entry technical-description
- VDB-351106 | CTI Indicators (IOB, IOC, TTP, IOA) signature permissions-required
- Submit #769853 | D-Link DNS-120/202L/315L/320/320L/320LW/321/322L/323/325/326/327L/340L/343/345/726-4/1100-4/1200-05/1550-04 up to 20260205 Authentication Bypass Issues third-party-advisory
- https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_96/96.md exploit
- https://www.dlink.com/ product