Multiple vulnerabilities in Rittal Chiller SK 3232-Series

Published: 2019-10-25

Risk	High
Patch available	NO
Number of vulnerabilities	2
CVE-ID	CVE-2019-13549 CVE-2019-13553
CWE-ID	CWE-306 CWE-798
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	pCOWeb Hardware solutions / Firmware Chiller SK 3232-Series Hardware solutions / Other hardware appliances
Vendor	Carel Rittal

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Missing Authentication for Critical Function

EUVDB-ID: #VU22292

Risk: High

CVSSv3.1: 8.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:U/RC:C]

CVE-ID: CVE-2019-13549

CWE-ID: CWE-306 - Missing Authentication for Critical Function

Exploit availability: No

Description

The vulnerability allows a remote attacker to disrupt the primary operations.

The vulnerability exists due to the authentication mechanism does not provide a sufficient level of protection against unauthorized configuration changes. A remote attacker can modify without authentication the primary operations, namely turn the cooling unit on and off and set the temperature set point.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

pCOWeb: A1.5.3 - B1.2.4

Chiller SK 3232-Series: All versions

External links

http://ics-cert.us-cert.gov/advisories/icsa-19-297-01

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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

2) Use of hard-coded credentials

EUVDB-ID: #VU22293