CVE-2025-3983· NVD / CVE Program· CNA VulDB

AMTT Hotel Broadband Operation System nlog_down.php command injection

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.

MediumCVSS 5.1 · v4.0—No exploit No fix recorded

Published: Apr 27, 2025
Updated: Jun 17, 2026
EPSS: 14.8% · 97th percentile
CWE: CWE-74

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Action score

Monitor

Low priority for now.

CVSS: 20 / 40 · 5.1 / 10
CISA KEV: 0 / 30 · Not listed
EPSS: 4 / 30 · 14.8%

CISA SSVC decision

Exploitation: proof of concept
Automatable: no
Technical impact: partial

Vulnrichment: CISA's decision-tree inputs.

CNA vs NVD score

NVD: —
CNA · VulDB: 5.1; NVD has not scored this yet; the score shown is the CNA’s.

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Affected systems

Vendor	Product	CPE
amttgroup	hibos	cpe:2.3:a:amttgroup:hibos

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

amttgroup hibos1.0

Versions reported by the vendor

Affected version ranges reported by the assigning authority (VulDB). Independent of NVD's CPE analysis and usually ahead of it.

AMTT Hotel Broadband Operation System
- 1.0affected

Same product

amttgroup: all records

Other highest-scoring records for the same primary product.

CVE-2016-15048AMTT HiBOS Command Injection RCE via server_ping.php
42Plan
CVE-2024-41476AMTT Hotel Broadband Operation System (HiBOS) V3.0.3.151204 and before is vulnerable to SQL Injection via /manager/card/card_detail.php.
39Monitor
CVE-2023-6647AMTT HiBOS sql injection
39Monitor
CVE-2025-2701AMTT Hotel Broadband Operation System port_setup.php popen os command injection
23Monitor
CVE-2025-12253AMTT Hotel Broadband Operation System get_expiredtime.php sql injection
22Monitor
CVE-2024-39072AMTT Hotel Broadband Operation System (HiBOS) v3.0.3.151204 is vulnerable to SQL injection via manager/conference/calendar_remind.php.
22Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days+1% in 7 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

MichaelChong (VulDB User)reporter

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

CVE-2025-12253183 days apartAMTT Hotel Broadband Operation System get_expiredtime.php sql injection
22Monitor
CVE-2024-11051168 days apartAMTT Hotel Broadband Operation System online_status.php sql injection
21Monitor
CVE-2025-13123200 days apartAMTT Hotel Broadband Operation System get_firstdate.php sql injection
8Monitor
CVE-2025-14090222 days apartAMTT Hotel Broadband Operation System cardmake_down.php sql injection
8Monitor

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

Anyone who can reach it over the internet can trigger it.
Administrator privileges are required.
No user action is required.
No special conditions are required; it is repeatable.

If successful

Confidentiality
Integrity
Availability

Attack vector: Network
Attack complexity: Low
Privileges required: High
User interaction: None
Scope: X

Weakness class (CWE)

CWE-74 · Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

nvd-secondary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

Attack patterns (CAPEC)

ATT&CK techniques

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records