Vulnerabilities fixed in Schneider Electric Sage RTU systems

Schneider Electric has fixed vulnerabilities in Sage RTU devices. A malicious party could exploit the vulnerabilities to launch attacks that could result in the following categories of damage: - Denial-of-Service DoS - Manipulation of data - Bypassing authentication - Circumvention of security...

CVE-2015-3963

Wind River VxWorks before 5.5.1, 6.5.x through 6.7.x before 6.7.1.1, 6.8.x before 6.8.3, 6.9.x before 6.9.4.4, and 7.x before 7 ipnetcoreip 1.2.2.0, as used on Schneider Electric SAGE RTU devices before J2 and other devices, does not properly generate TCP initial sequence number ISN values, which...

Code injection

Wind River VxWorks before 5.5.1, 6.5.x through 6.7.x before 6.7.1.1, 6.8.x before 6.8.3, 6.9.x before 6.9.4.4, and 7.x before 7 ipnetcoreip 1.2.2.0, as used on Schneider Electric SAGE RTU devices before J2 and other devices, does not properly generate TCP initial sequence number ISN values, which...

CVE-2015-3963

CVE-2015-3963 describes a TCP initial sequence number (ISN) predictability vulnerability in Wind River VxWorks (various versions, including 5.x–7.x as deployed by Schneider Electric SAGE RTUs). The root cause is generation of predictable TCP ISNs, enabling remote attackers to spoof or disrupt TCP...