CVE-2026-116505
TOTOLINK A950RG device-information udhcpd.leases getDeviceInfo command injection
- State
- Published
- Severity
- 9.4 Critical
- Published
- Oct 26, 2026
- Updated
- Oct 26, 2026
- Reserved
- Oct 26, 2026
Description
A vulnerability was found in TOTOLINK A950RG 4.1.2cu.5268_B20221104. This impacts the function getDeviceInfo of the file /var/lib/misc/udhcpd.leases of the component device-information Handler. The manipulation of the argument MAC address results in command injection. The attack can be launched remotely. The exploit has been made public and could be used.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 9.4 Critical | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P | VulDB |
| 3.1 | 9.1 Critical | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 3.0 | 9.1 Critical | CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 2.0 | 8.3 High | AV:N/AC:L/Au:M/C:C/I:C/A:C/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
A950RGTOTOLINK |
|
References
- VDB-426403 | TOTOLINK A950RG device-information udhcpd.leases getDeviceInfo command injectionvdb-entrytechnical-description
- VDB-426403 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- CVE-2026-116505 | CVE Analysis and Reportthird-party-advisory
- Submit #1022554 | TOTOLINK A950RG V4.1.2cu.5268_B20221104 Command Injectionthird-party-advisory
- https://gist.github.com/H3rmesk1t/836a8c4be24fcc4b7041b4bbe9cbb178exploit
- https://www.totolink.net/product
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