Tenda TX9 SetLEDCfg sub_42BD7C stack-based overflow
Published Apr 24, 2024 · Updated Nov 3, 2026
Original summary
Normalized public record · Updated Nov 3, 2026
Tenda TX9 SetLEDCfg sub_42BD7C stack-based overflow
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
A vulnerability was found in Tenda TX9 22.03.02.10. It has been rated as critical. Affected by this issue is the function sub_42BD7C of the file /goform/SetLEDCfg. The manipulation of the argument time leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-261854 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
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
- MEDIUM
- 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-261854 | Tenda TX9 SetLEDCfg sub_42BD7C stack-based overflow ↗
- VDB-261854 | CTI Indicators (IOB, IOC, IOA) ↗
- Submit #317205 | Tenda TX9 Pro V22.03.02.10 buffer overflow ↗
- Source repository ↗
Record history
Published Apr 24, 2024 · Last refreshed Nov 3, 2026