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TI-2025-03526 Aliases CVE-2025-3983GHSA-42jq-cg85-cj5g

AMTT Hotel Broadband Operation System nlog_down.php command injection

Priority MEDIUM 56CWE-74Published · Updated

Key facts

Attack vector
Network
Privileges required
High
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Code execution
Confidentiality · integrity · availability
Low · Low · Low
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-77.

Summary

A vulnerability has been found in AMTT Hotel Broadband Operation System 1.0 and classified as critical. Affected by this vulnerability is an unknown functionality of the file /manager/system/nlog_down.php. The manipulation of the argument ProtocolType leads to command injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. Other parameters might be affected as well. The vendor was contacted early about this disclosure but did not respond in any way.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.17936 97th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
AMTTHotel Broadband Operation System1.0—No fix listedCNA
  • Hotel Broadband Operation System VendorAMTT Affected 1.0 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:amttgroup:hibos:1.0:*:*:*:*:*:*:*1.0VulnerableAMTT
  • cpe:2.3:a:amttgroup:hibos:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·AMTT

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2025-3983
  2. 2026-10-03 Alias added: GHSA-42jq-cg85-cj5g

References

Exploit 1

  • TI-2016-09168 AMTT HiBOS Command Injection RCE via server_ping.php CVSS 4.0CRITICAL 10.0
  • TI-2023-06088 AMTT HiBOS sql injection CVSS 3.1CRITICAL 9.8
  • TI-2025-11236 AMTT Hotel Broadband Operation System get_expiredtime.php sql injection CVSS 4.0MEDIUM 6.9
  • TI-2025-11996 AMTT Hotel Broadband Operation System get_firstdate.php sql injection CVSS 4.0MEDIUM 5.3
  • TI-2025-02361 AMTT Hotel Broadband Operation System port_setup.php popen os command injection CVSS 4.0MEDIUM 5.3
  • TI-2024-10239 AMTT Hotel Broadband Operation System online_status.php sql injection CVSS 4.0MEDIUM 5.3
See all 10 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences