Unrated severityNVD Advisory· Published Aug 4, 2015· Updated Jun 17, 2026
CVE-2015-3963
CVE-2015-3963
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
8cpe:2.3:o:windriver:vxworks:*:*:*:*:*:*:*:*+ 5 more
- cpe:2.3:o:windriver:vxworks:*:*:*:*:*:*:*:*range: >=6.5,<=6.6
- cpe:2.3:o:windriver:vxworks:6.6.3:*:*:*:cert:*:*:*
- cpe:2.3:o:windriver:vxworks:6.6.4.1:*:*:*:cert:*:*:*
- cpe:2.3:o:windriver:vxworks:6.6.4:*:*:*:cert:*:*:*
- cpe:2.3:o:windriver:vxworks:7.0:*:*:*:*:*:*:*
- (no CPE)range: before 5.5.1, 6.5.x-6.7.x before 6.7.1.1, 6.8.x before 6.8.3, 6.9.x before 6.9.4.4, 7.x before 7
- Range: 1.2.2.0
- Range: <J2
Patches
Vulnerability mechanics
References
7- www.schneider-electric.com/ww/en/download/document/SEVD-2015-162-01nvdPatchThird Party Advisory
- www.securityfocus.com/bid/75302nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1032730nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1033181nvdThird Party AdvisoryVDB Entry
- ics-cert.us-cert.gov/advisories/ICSA-15-169-01nvdThird Party AdvisoryUS Government Resource
- ics-cert.us-cert.gov/advisories/ICSA-15-169-01AnvdThird Party AdvisoryUS Government Resource
- security.netapp.com/advisory/ntap-20160324-0001/nvdThird Party Advisory
News mentions
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