CVE-2015-3963 Information

Description

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 ipnet_coreip 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 makes it easier for remote attackers to spoof TCP sessions by predicting an ISN value.

Reference

http://www.schneider-electric.com/ww/en/download/document/SEVD-2015-162-01 http://www.securityfocus.com/bid/75302 http://www.securitytracker.com/id/1032730 http://www.securitytracker.com/id/1033181 https://ics-cert.us-cert.gov/advisories/ICSA-15-169-01 https://ics-cert.us-cert.gov/advisories/ICSA-15-169-01A https://security.netapp.com/advisory/ntap-20160324-0001/