CVE-2011-4861
Schneider Electric Quantum Ethernet Module 140NOE771* < 3.3/4.9/5.0 - Unauthenticated Firmware Installation via MODBUS
Title source: llmDescription
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.
References (1)
Core 1
Core References
Exploit x_refsource_misc
http://reversemode.com/index.php?option=com_content&task=view&id=80&Itemid=1
Scores
EPSS
0.0140
EPSS Percentile
80.6%
Details
CWE
CWE-264
Status
published
Products (3)
schneider-electric/quantum_ethernet_module_140noe77100
< 3.3
schneider-electric/quantum_ethernet_module_140noe77101
< 4.9
schneider-electric/quantum_ethernet_module_140noe77111
< 5.0
Published
Dec 17, 2011
Tracked Since
Feb 18, 2026