TOTOLINK EX1200L cstecgi.cgi setWizardCfg null pointer dereference
Published Aug 17, 2026 · Updated Oct 24, 2026
Original summary
Normalized public record · Updated Oct 24, 2026
TOTOLINK EX1200L cstecgi.cgi setWizardCfg null pointer dereference
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
A vulnerability was detected in TOTOLINK EX1200L 9.3.5u.6146_B20201023. This affects the function setWizardCfg of the file /cgi-bin/cstecgi.cgi. The manipulation results in null pointer dereference. The attack can be launched remotely. The exploit is now public and may be used.
Evidence: public source recordsAffected products
| Affected package, product or range | Fix status |
|---|---|
| Consult the referenced vendor advisory for affected versions. | Consult source advisory |
Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.
Remediation
Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.
- Confirm the affected product and reachable code path exist in your environment.
- Apply the vendor-supported patch or mitigation from the primary advisory.
- Rescan the exact deployed revision and retain verification evidence.
Evidence coverage
- SSVC priority
- LOW
- Confidence
- Not available
- Aliases
- None reported
Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.
Sources and record history
- VDB-391273 | TOTOLINK EX1200L cstecgi.cgi setWizardCfg null pointer dereference ↗
- VDB-391273 | CTI Indicators (IOB, IOC, IOA) ↗
- CVE-2026-75013 | CVE Analysis and Report ↗
- Submit #876033 | Totolink EX1200L Firmware V9.3.5u.6146_B20201023 NULL Pointer Dereference ↗
- gist.github.com ↗
- www.totolink.net ↗
Record history
Published Aug 17, 2026 · Last refreshed Oct 24, 2026