devolo dLAN 500 AV Wireless+ 3.1.0-1 Remote Code Execution via htmlmgr
Published Dec 24, 2025 · Updated Nov 3, 2026
Original summary
Normalized public record · Updated Nov 3, 2026
devolo dLAN 500 AV Wireless+ 3.1.0-1 Remote Code Execution via htmlmgr
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
devolo dLAN 500 AV Wireless+ 3.1.0-1 contains an authentication bypass vulnerability that allows attackers to enable hidden services through the htmlmgr CGI script. Attackers can enable telnet and remote shell services, reboot the device, and gain root access without a password by manipulating system configuration parameters.
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
Record history
Published Dec 24, 2025 · Last refreshed Nov 3, 2026