Description
A flaw 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. This issue affects the function UPnP_AV_Server_Path_Setting of the file /cgi-bin/app_mgr.cgi. Executing a manipulation can lead to stack-based buffer overflow. The attack may be launched remotely. The exploit has been published and may be used.
Problem types
Product status
Timeline
| 2026-03-15: | Advisory disclosed |
| 2026-03-15: | VulDB entry created |
| 2026-03-15: | VulDB entry last update |
Credits
pjq123 (VulDB User)
References
vuldb.com/?id.351125 (VDB-351125 | D-Link DNS-1550-04 app_mgr.cgi UPnP_AV_Server_Path_Setting stack-based overflow)
vuldb.com/?ctiid.351125 (VDB-351125 | CTI Indicators (IOB, IOC, IOA))
vuldb.com/?submit.770445 (Submit #770445 | D-Link DNS-120/202L/315L/320/320L/320LW/321/322L/323/325/326/327L/326/340L/343/345/726-4/1100-4/1200-05/1550-04 up to 20260205 Stack-based Buffer Overflow)
github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_164/164.md
www.dlink.com/