CVE-2026-6112
Totolink A7100RU CGI cstecgi.cgi setRadvdCfg os command injection
- State
- Published
- Severity
- 9.3 Critical
- Published
- Apr 12, 2026
- Updated
- Apr 15, 2026
- Reserved
- Apr 11, 2026
Description
A weakness has been identified in Totolink A7100RU 7.4cu.2313_b20191024. Affected is the function setRadvdCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. This manipulation of the argument maxRtrAdvInterval causes os command injection. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 9.3 Critical | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 9.8 Critical | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 3.0 | 9.8 Critical | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 2.0 | 10.0 High | AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
A7100RUTotolink |
|
References
- VDB-356972 | Totolink A7100RU CGI cstecgi.cgi setRadvdCfg os command injectionvdb-entrytechnical-description
- VDB-356972 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- Submit #792245 | Totolink A7100RU 7.4cu.2313_b20191024 Command Injectionthird-party-advisory
- https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_177/README.mdexploit
- https://www.totolink.net/product
Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.