Vulnerability identifier: #VU11769

Vulnerability risk: Low

CVSSv3.1: 4.6 [CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-8862

CWE-ID: CWE-287

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
ALERT4000
Hardware solutions / Firmware
MHPSS
Hardware solutions / Firmware
HPSS32
Hardware solutions / Firmware
HPSS16
Hardware solutions / Firmware

Vendor: Acoustic Technology

Description
The vulnerability allows an adjacent attacker to bypass security restrictions on the target system.

The weakness exists due to improper authentication. An adjacent attacker can submit specially crafted malicious radio transmissions, bypass authentication and trigger false alarms.

Mitigation
Install update from vendor's website.

Vulnerable software versions

ALERT4000: All versions

MHPSS: All versions

HPSS32: All versions

HPSS16: All versions

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External links
http://ics-cert.us-cert.gov/advisories/ICSA-18-100-01

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.