Privilege escalation in multiple Yokogawa products

Published: 2019-10-02

Risk	Low
Patch available	YES
Number of vulnerabilities	1
CVE-ID	CVE-2019-6008
CWE-ID	CWE-428
Exploitation vector	Local
Public exploit	Vulnerability #1 is being exploited in the wild.
Vulnerable software Subscribe	InsightSuiteAE Web applications / CMS GA10 Web applications / CMS Exarqe Web applications / CMS Exasmoc Web applications / CMS Exaquantum/Batch Web applications / CMS Exaquantum Web applications / CMS Exaplog Web applications / CMS Exaopc Web applications / CMS
Vendor	Yokogawa

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Unquoted Search Path or Element

EUVDB-ID: #VU21476

Risk: Low

CVSSv3.1: 7.5 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2019-6008

CWE-ID: CWE-428 - Unquoted Search Path or Element

Exploit availability: No

Description

The vulnerability allows a local attacker to execute arbitrary code on the target system.

The vulnerability exists due to the service paths in some Yokogawa applications are unquoted and contain spaces. A local user can execute malicious files by the service privilege.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

InsightSuiteAE: R1.01 - R1.06

GA10: R1.01.01 - R3.05.01

Exarqe: All versions

Exasmoc: All versions

Exaquantum/Batch: R1.01 - R2.50.40

Exaquantum: R1.10 - R3.02

Exaplog: R3.10 - R3.40

Exaopc: R1.10 - R3.77

External links

http://ics-cert.us-cert.gov/advisories/icsa-19-274-02
http://web-material3.yokogawa.com/1/28032/files/YSAR-19-0003-E.pdf?_ga=2.206979603.1460763219.15700...

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.