CVE-2011-4861

Severity CVSS v4.0:

Pending analysis

Type:

CWE-264 Permissions, Privileges, and Access Control

Publication date:

17/12/2011

Last modified:

11/04/2025

Description

The modbus_125_handler function in the Schneider Electric Quantum Ethernet Module on the NOE 771 device (aka the Quantum 140NOE771* module) allows remote attackers to install arbitrary firmware updates via a MODBUS 125 function code to TCP port 502.

Impact

Vector 2.0

AV:N/AC:L/Au:N/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 10.00 HIGH
Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0

10.00

Severity 2.0

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:schneider-electric:quantum_ethernet_module_140noe77100::::::::		3.3 (including)
cpe:2.3:a:schneider-electric:quantum_ethernet_module_140noe77100::::::::		3.4 (including)
cpe:2.3:a:schneider-electric:quantum_ethernet_module_140noe77101::::::::		4.9 (including)
cpe:2.3:a:schneider-electric:quantum_ethernet_module_140noe77111::::::::		5.0 (including)

To consult the complete list of CPE names with products and versions, see this page

CVE-2011-4861

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools