#VU57164 Improper Privilege Management in exacqVision Web Service - CVE-2021-27664

Vulnerability identifier: #VU57164

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-27664

CWE-ID: CWE-269

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
exacqVision Web Service
Web applications / Other software

Vendor: Johnson Controls

Description

The vulnerability allows a local user to escalate privileges.

The vulnerability exists due to improper privilege management. A local user can access to credentials stored in the exacqVision Server and gain elevated privileges.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

exacqVision Web Service: 21.06.11.0

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External links
https://ics-cert.us-cert.gov/advisories/icsa-21-280-01
https://www.johnsoncontrols.com/-/media/jci/cyber-solutions/product-security-advisories/2021/jci-psa-2021-16.pdf?la=en&hash=46C02304209410715E488DF9B74EDCA45FFCB908
https://www.tenable.com/security/research/tra-2021-40

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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.