SB2021021006 - Multiple vulnerabilities in GE iFIX

Description

This security bulletin contains information about 2 vulnerabilities.

1) Incorrect permission assignment for critical resource (CVE-ID: CVE-2019-18243)

CWE-ID: CWE-732 - Incorrect Permission Assignment for Critical Resource

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local user to compromise the target system.

The vulnerability exists due to incorrect permission assignment for critical resource. A local user can modify system-wide iFIX configurations through the registry and gain elevated privileges on the system.

2) Incorrect permission assignment for critical resource (CVE-ID: CVE-2019-18255)

CWE-ID: CWE-732 - Incorrect Permission Assignment for Critical Resource

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local user to compromise the target system.

The vulnerability exists due to incorrect permission assignment for critical resource. A local user can modify system-wide iFIX configurations through the registry and gain elevated privileges on the system.

Remediation

Install update from vendor's website.

References

• https://ics-cert.us-cert.gov/advisories/icsa-21-040-01
• https://digitalsupport.ge.com/communities/en_US/Article/GE-Digital-Security-Advisory-GED-21-01