Auth bypass in Schneider Electric C-Bus Network Automation Controller, Lss5500nac
CVE-2022-32514
A CWE-287: Improper Authentication vulnerability exists that could allow an attacker to gain control of the device when logging into a web page. Affected Products: C-Bus Network Automation Controller - LSS5500NAC (Versions prior to V1.10.0), Wiser for C-Bus Automation Controller - LSS5500SHAC (Versions prior to V1.10.0), Clipsal C-Bus Network Automation Controller - 5500NAC (Versions prior to V1.10.0), Clipsal Wiser for C-Bus Automation Controller - 5500SHAC (Versions prior to V1.10.0), SpaceLogic C-Bus Network Automation Controller - 5500NAC2 (Versions prior to V1.10.0), SpaceLogic C-Bus Application Controller - 5500AC2 (Versions prior to V1.10.0)
Vulnerability class: Broken Authentication
EPSS: 0.008 (52.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Schneider Electric C-bus Network Automation Controller, Lss5500nac — versions All
- Schneider Electric Clipsal C-bus Network Automation Controller, 5500nac — versions All
- Schneider Electric Clipsal Wiser For C-bus Automation Controller, 5500shac — versions All
- Schneider Electric Spacelogic C-bus Application Controller, 5500ac2 — versions All
- Schneider Electric Spacelogic C-bus Network Automation Controller, 5500nac2 — versions All
- Schneider Electric Wiser For C-bus Automation Controller, Lss5500shac — versions All
- Schneider-electric 5500ac2
- Schneider-electric 5500ac2_firmware
- Schneider-electric 5500nac
- Schneider-electric 5500nac2
Weakness classification (CWE)
References
- cybersecurity@se.com (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2022-32514?
- CVE-2022-32514 is a critical-severity vulnerability in Schneider Electric C-Bus Network Automation Controller, Lss5500nac, classified under Improper Authentication. CVSS score: 9.8/10. Published 2023-01-30.
- How severe is CVE-2022-32514?
- Critical severity. CVSS v3 base score is 9.8 out of 10.