TI-2023-27398 Aliases CVE-2023-50127 GHSA-wh7w-8qc7-xj72

Hozard alarm system (Alarmsysteem) v1.0 is vulnerable to Improper Authentication.

LOW 29CWE-287Published 2024-01-11 · Updated 2025-06-20

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: High
Impact type: Security bypass
Confidentiality · integrity · availability: None · High · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-287.

Summary

Hozard alarm system (Alarmsysteem) v1.0 is vulnerable to Improper Authentication. Commands sent via the SMS functionality are accepted from random phone numbers, which allows an attacker to bring the alarm system to a disarmed state from any given phone number.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00444 38th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Total

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

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:hozard:alarm_system:1.0:::::::*	1.0	Vulnerable	Hozard

cpe:2.3:a:hozard:alarm_system:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·Hozard

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2023-50127
2026-10-03 Alias added: GHSA-wh7w-8qc7-xj72

References

Exploit 1

https://www.secura.com/services/iot/consumer-products/security-concerns-in-popular-smart-home-devices

TI-2023-27394 The number of attempts to bring the Hozard Alarm system (alarmsystemen) v1.0 to a… CVSS 3.1HIGH 8.1
TI-2023-27396 A default engineer password set on the Hozard alarm system (Alarmsysteem) v1.0 allows an… CVSS 3.1MEDIUM 5.9
TI-2023-27397 Missing encryption in the RFID tags of the Hozard alarm system (Alarmsysteem) v1.0 allow… CVSS 3.1MEDIUM 6.5
TI-2023-27399 The remote keyless system of the Hozard alarm system (alarmsystemen) v1.0 sends an… CVSS 3.1MEDIUM 5.3

Sources

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