EFM ipTIME A8004T Debug d.cgi httpcon_check_session_url backdoor
Published Feb 2, 2026 · Updated Nov 3, 2026
Original summary
Normalized public record · Updated Nov 3, 2026
EFM ipTIME A8004T Debug d.cgi httpcon_check_session_url backdoor
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
A vulnerability was determined in EFM ipTIME A8004T 14.18.2. Affected is the function httpcon_check_session_url of the file /sess-bin/d.cgi of the component Debug Interface. This manipulation of the argument cmd causes backdoor. It is possible to initiate the attack remotely. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been publicly disclosed and may be utilized. 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
- 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-343640 | EFM ipTIME A8004T Debug d.cgi httpcon_check_session_url backdoor ↗
- VDB-343640 | CTI Indicators (IOB, IOC, TTP, IOA) ↗
- Submit #741423 | EFM IPTIME A8004T 14.18.2 Command Injection ↗
- Source repository ↗
Record history
Published Feb 2, 2026 · Last refreshed Nov 3, 2026