A stack-based buffer overflow vulnerability was identified in TOTOLINK A950RG V4.1.2cu.5204_B20210112. The flaw exists in the setIpQosRules interface of /lib/cste_modules/firewall.so where the comment parameter is not properly validated for length.
References
| Link | Resource |
|---|---|
| https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/ToTolink/A950RG/5024-setIpQosRules-comment-buffer.md | Exploit Third Party Advisory |
Configurations
Configuration 1 (hide)
| AND |
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History
10 Feb 2026, 14:14
| Type | Values Removed | Values Added |
|---|---|---|
| CPE | cpe:2.3:o:totolink:a950rg_firmware:4.1.2cu.5204_b20210112:*:*:*:*:*:*:* cpe:2.3:h:totolink:a950rg:-:*:*:*:*:*:*:* |
|
| References | () https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/ToTolink/A950RG/5024-setIpQosRules-comment-buffer.md - Exploit, Third Party Advisory | |
| First Time |
Totolink a950rg Firmware
Totolink a950rg Totolink |
04 Feb 2026, 17:16
| Type | Values Removed | Values Added |
|---|---|---|
| CVSS |
v2 : v3 : |
v2 : unknown
v3 : 9.8 |
| CWE | CWE-121 |
03 Feb 2026, 18:16
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2026-02-03 18:16
Updated : 2026-02-10 14:14
NVD link : CVE-2025-67187
Mitre link : CVE-2025-67187
CVE.ORG link : CVE-2025-67187
JSON object : View
Products Affected
totolink
- a950rg
- a950rg_firmware
CWE
CWE-121
Stack-based Buffer Overflow