#VU48527 Heap-based buffer overflow in IGSS SCADA - CVE-2020-7553
Published: November 18, 2020 / Updated: February 3, 2021
Vulnerability identifier: #VU48527
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2020-7553
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
IGSS SCADA
IGSS SCADA
Software vendor:
Schneider Electric
Schneider Electric
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when a malicious CGF (Configuration Group File) is imported to IGSS Definition. A remote attacker can trigger a heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install updates from vendor's website.