Uncontrolled Resource Consumption Vulnerability in Modicon M340 CPUs by Schneider Electric
CVE-2022-22724
7.5HIGH
Key Information:
- Vendor
Schneider Electric
- Vendor
- CVE Published:
- 4 February 2022
What is CVE-2022-22724?
An uncontrolled resource consumption vulnerability allows an attacker to launch a denial of service (DoS) attack on Modicon M340 CPUs. By sending a large volume of TCP RST or FIN packets to open TCP ports, particularly on ports 80 (HTTP) and 502 (Modbus), an attacker can overwhelm the CPU's resources, potentially disrupting its availability and functionality.
Affected Version(s)
Modicon M340 CPUs: BMXP34 (All ) Modicon M340 CPUs: BMXP34 (All Versions)