Schneider Electric Modicon PLCs Predictable Value Range From Previous Values (CVE-2017-6030)

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...

CVE-2017-6030 Schneider Electric Modicon PLCs Predictable Value Range from Previous Values

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...

CVE-2017-6030

CVE-2017-6030 affects Schneider Electric Modicon PLCs (M221, M241, M251) with firmware versions prior to 1.5.0.0 (M221) and prior to 4.0.5.11 (M241/M251). The issue is a Predictable Value Range from Previous Values causing insufficiently random TCP initial sequence numbers, enabling an attacker t...