Multiple vulnerabilities in ATI Emergency Mass Notification Systems

Published: 2018-04-11

Risk	Low
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2018-8862 CVE-2018-8864
CWE-ID	CWE-287 CWE-311
Exploitation vector	Local network
Public exploit	N/A
Vulnerable software	ALERT4000 Hardware solutions / Firmware MHPSS Hardware solutions / Firmware HPSS32 Hardware solutions / Firmware HPSS16 Hardware solutions / Firmware
Vendor	Acoustic Technology

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Improper authentication

EUVDB-ID: #VU11769

Risk: Low

CVSSv4.0: 2.3 [CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-8862

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

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

CPE2.3

External links

https://ics-cert.us-cert.gov/advisories/ICSA-18-100-01

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.

2) Missing encryption of sensitive data

EUVDB-ID: #VU11770