CVE-2011-4861

Public Exploit

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.

Category

10.0
CVSS
Severity: Critical
CVSS 2.0 •
EPSS 1.36% Top 25%
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://reversemode.com/index.php?option=com_content&task=view&id=80&Itemid=1 exploit

Frequently Asked Questions

What is the severity of CVE-2011-4861?
CVE-2011-4861 has been scored as a critical severity vulnerability.
How to fix CVE-2011-4861?
To fix CVE-2011-4861, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2011-4861 being actively exploited in the wild?
It is possible that CVE-2011-4861 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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