Vulnerability Details CVE-2021-27657
Successful exploitation of this vulnerability could give an authenticated Metasys user an unintended level of access to the server file system, allowing them to access or modify system files by sending specifically crafted web messages to the Metasys system. This issue affects: Johnson Controls Metasys version 11.0 and prior versions.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 51.7%
CVSS Severity
CVSS v3 Score 8.8
CVSS v2 Score 6.5
References
- https://us-cert.cisa.gov/ics/advisories/icsa-21-159-01
- https://us-cert.gov/ics/advisories
- https://www.johnsoncontrols.com/cyber-solutions/security-advisories
- https://us-cert.cisa.gov/ics/advisories/icsa-21-159-01
- https://us-cert.gov/ics/advisories
- https://www.johnsoncontrols.com/cyber-solutions/security-advisories
Products affected by CVE-2021-27657
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cpe:2.3:a:johnsoncontrols:metasys:-
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cpe:2.3:a:johnsoncontrols:metasys:11.0