1. Home
  2. CVE Database
  3. CVE-2018-7760
CRITICAL · 9.8

CVE-2018-7760

An authorization bypass vulnerability exists in Schneider Electric's Modicon M340, Modicon Premium, Modicon Quantum PLC, BMXNOR0200. Requests to CGI functions allow malicious users to bypass authoriza...

Vulnerability Description

An authorization bypass vulnerability exists in Schneider Electric's Modicon M340, Modicon Premium, Modicon Quantum PLC, BMXNOR0200. Requests to CGI functions allow malicious users to bypass authorization.

CVSS Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
Schneider-ElectricBmxnor0200 Firmware-
Schneider-ElectricBmxnor0200-
Schneider-ElectricBmxnor0200H Firmware-
Schneider-ElectricBmxnor0200H-
Schneider-Electric140Cpu65150 Firmware-
Schneider-Electric140Cpu65150-
Schneider-Electric140Cpu31110 Firmware-
Schneider-Electric140Cpu31110-
Schneider-Electric140Cpu43412U Firmware-
Schneider-Electric140Cpu43412U-
Schneider-Electric140Cpu65160 Firmware-
Schneider-Electric140Cpu65160-
Schneider-Electric140Cpu65260 Firmware-
Schneider-Electric140Cpu65260-
Schneider-Electric140Cpu65860 Firmware-
Schneider-Electric140Cpu65860-
Schneider-Electric140Cpu65160S Firmware-
Schneider-Electric140Cpu65160S-
Schneider-Electric140Cpu65150C Firmware-
Schneider-Electric140Cpu65150C-

Related Weaknesses (CWE)

CWE-287

References

FAQ

What is CVE-2018-7760?

CVE-2018-7760 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An authorization bypass vulnerability exists in Schneider Electric's Modicon M340, Modicon Premium, Modicon Quantum PLC, BMXNOR0200. Requests to CGI functions allow malicious users to bypass authoriza...

How severe is CVE-2018-7760?

CVE-2018-7760 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2018-7760?

Check the references section above for vendor advisories and patch information. Affected products include: Schneider-Electric Bmxnor0200 Firmware, Schneider-Electric Bmxnor0200, Schneider-Electric Bmxnor0200H Firmware, Schneider-Electric Bmxnor0200H, Schneider-Electric 140Cpu65150 Firmware.