CVE-2018-7812
An Information Exposure through Discrepancy vulnerability exists in the embedded web servers in all Modicon M340, Premium, Quantum PLCs and BMXNOR0200 where the web server sends different responses in a way that exposes security-relevant information about the state of the product, such as whether a particular operation was successful or not.
- Score
- CVSS 3.0 7.5 High
- Status
- Modified - cybersecurity@se.com
- Published
- 2018-12-17
- Last modified
- 2024-08-05
- Weaknesses
- CWE-200
Affected products
- Modicom Bmxnor0200h Firmware (Schneider-electric)
- Modicom M340 Firmware (Schneider-electric)
- Modicom Premium Firmware (Schneider-electric)
- Modicom Quantum Firmware (Schneider-electric)
- Embedded Web Servers In All Modicon M340 (Schneider Electric Se)
- Premium (Schneider Electric Se)
- Quantum Plcs And Bmxnor0200 (Schneider Electric Se)
References
- https://github.com/SadFud/Exploits/tree/master/Real%20World/SCADA%20-%20IOT%20Systems/CVE-2018-7812
- https://www.schneider-electric.com/en/download/document/SEVD-2018-327-01/
