Vulnerability identifier: #VU61491

Vulnerability risk: Medium

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-36202

CWE-ID: CWE-94

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Metasys ADS
Server applications / Application servers
Metasys ADX
Server applications / Application servers
Metasys Open Application Server (OAS)
Server applications / Other server solutions

Vendor: Johnson Controls

Description

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

The vulnerability exists due to improper input validation in the MUI PDF export feature. A remote user can send a specially crafted request and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Metasys ADS: 10 - 11

Metasys ADX: 10 - 11

Metasys Open Application Server (OAS): 10 - 11

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External links
http://www.johnsoncontrols.com/-/media/jci/cyber-solutions/product-security-advisories/2022/jci-psa-2022-02_metasys-ui_v4.pdf?la=en&hash=25BAA9D7B7E5B5EDD48D79537EE453F7C62FE0AD

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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