Description
D-Link DWR-M961 devices with hardware version C1 and software version 1.1.2_C1_202602110044 contain a buffer overflow vulnerability in the quicksetup.cgi interface. A remote attacker can write overly long strings to the test4, ssid2, and username fields and execute arbitrary commands by crafting a specific payload, or cause the device to crash.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| D-Link | DWR-M961 | < 1.1.5_C1_202607071108 | 1.1.5_C1_202607071108 |
Advisories 1
- WID-SEC-2026-2706 D-LINK DWR-M961 Router: Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 9, 2026
References
- D-Link Advisory vendor-advisory patch
- Product Webpage product
- https://www.vulncheck.com/advisories/d-link-dwr-m961-buffer-overflow-via-quicksetup-cgi third-party-advisory