Information disclosure in Schneider Electric products - CVE-2018-7844
Published: October 2, 2019
Vulnerability identifier: #VU21487
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/U:Amber
CVE-ID: CVE-2018-7844
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Schneider Electric
Affected software:
Modicon Quantum
Modicon Premium
Modicon M340
Modicon M580
Modicon Quantum
Modicon Premium
Modicon M340
Modicon M580
Detailed vulnerability description
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to improper input validation. A remote attacker can gain unauthorized access to SNMP information when reading memory blocks from the controller over Modbus.
How to mitigate CVE-2018-7844
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.