#VU26351 Missing Authentication for Critical Function in IGSS SCADA - CVE-2020-7479
Published: March 24, 2020 / Updated: April 5, 2020
Vulnerability identifier: #VU26351
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2020-7479
CWE-ID: CWE-306
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
IGSS SCADA
IGSS SCADA
Software vendor:
Schneider Electric
Schneider Electric
Description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to missing authentication for critical function within the IGSSupdateservice service, which listens on TCP port 12414 by default. A local user can send remote commands to IGSS Update Service without having proper privileges and execute processes.
Remediation
Install updates from vendor's website.