Schneider Electric Modicon M221 vulnerabilities

2 vulnerabilities

Known vulnerabilities in Schneider Electric Modicon M221, newest first, with CVSS severity, EPSS, KEV listings, ransomware use and the affected versions.

6.5CVE-2017-6030schneider electricmodicon m221+5
EPSS score
2.14%
A predictable value range from previous values issue was discovered in Schneider Electric Modicon PLCs Modicon M221, firmware versions prior to Version 1.5.0.0, Modicon M241, firmware versions prior to Version 4.0.5.11, and Modicon M251, firmware versions prior to Version 4.0.5.11. The affected products generate insufficiently random TCP initial sequence numbers that may allow an attacker to predict the numbers from previous values. This may allow an attacker to spoof or disrupt TCP connections.7.5CVE-2019-10953abb1sap120600r0071 pm554-tp-eth+18
EPSS score
3.40%
ABB, Phoenix Contact, Schneider Electric, Siemens, WAGO - Programmable Logic Controllers, multiple versions. Researchers have found some controllers are susceptible to a denial-of-service attack due to a flood of network packets.