Remote code execution in Johnson Controls Metasys ADS/ADX/OAS Servers



Published: 2022-03-21
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-36202
CWE-ID CWE-94
Exploitation vector Network
Public exploit N/A
Vulnerable software
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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

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Code Injection

EUVDB-ID: #VU61491

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 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

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

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


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.



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