CVE-2026-75012
TOTOLINK EX1200L Password Configuration cstecgi.cgi setPasswordCfg null pointer dereference
- State
- Published
- Severity
- 7.1 High
- Published
- Aug 17, 2026
- Updated
- Aug 18, 2026
- Reserved
- Aug 17, 2026
Description
A security vulnerability has been detected in TOTOLINK EX1200L 9.3.5u.6146_B20201023. Affected by this issue is the function setPasswordCfg of the file /cgi-bin/cstecgi.cgi of the component Password Configuration Handler. The manipulation leads to null pointer dereference. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 7.1 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 6.5 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:X/RC:R | VulDB |
| 3.0 | 6.5 Medium | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:X/RC:R | VulDB |
| 2.0 | 6.8 Medium | AV:N/AC:L/Au:S/C:N/I:N/A:C/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
EX1200LTOTOLINK |
|
References
- VDB-391272 | TOTOLINK EX1200L Password Configuration cstecgi.cgi setPasswordCfg null pointer dereferencevdb-entrytechnical-description
- VDB-391272 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-75012 | CVE Analysis and Reportthird-party-advisory
- Submit #876022 | Totolink EX1200L Firmware V9.3.5u.6146_B20201023 NULL Pointer Dereferencethird-party-advisory
- https://gist.github.com/wyxstarry/afdc067090575c216a9d2622c3338e5cexploit
- https://www.totolink.net/product
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