CVE-2026-5978
Totolink A7100RU CGI cstecgi.cgi setWiFiAclRules os command injection
- State
- Published
- Severity
- 9.3 Critical
- Published
- Apr 9, 2026
- Updated
- Apr 14, 2026
- Reserved
- Apr 9, 2026
Description
A security vulnerability has been detected in Totolink A7100RU 7.4cu.2313_b20191024. Affected is the function setWiFiAclRules of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument mode leads to os command injection. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used.
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-356532 | Totolink A7100RU CGI cstecgi.cgi setWiFiAclRules os command injectionvdb-entrytechnical-description
- VDB-356532 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- Submit #791825 | Totolink A7100RU 7.4cu.2313_b20191024 Command Injectionthird-party-advisory
- https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_164/README.mdexploit
- https://www.totolink.net/product
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