Auth bypass in Schneider Electric Igss Update Service (Igssupdateservice.exe)
CVE-2023-4516
A CWE-306: Missing Authentication for Critical Function vulnerability exists in the IGSS Update Service that could allow a local attacker to change update source, potentially leading to remote code execution when the attacker force an update containing malicious content.
Vulnerability class: Broken Authentication
EPSS: 0.002 (7.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Schneider Electric Igss Update Service (Igssupdateservice.exe) — versions v16.0.0.23211 and prior
- Schneider-electric Interactive_graphical_scada_system
Weakness classification (CWE)
References
- cybersecurity@se.com (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-4516?
- CVE-2023-4516 is a high-severity vulnerability in Schneider Electric Igss Update Service (Igssupdateservice.exe), classified under Missing Authentication for Critical Function. CVSS score: 7.8/10. Published 2023-09-14.
- How severe is CVE-2023-4516?
- High severity. CVSS v3 base score is 7.8 out of 10.