Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

Go to Calendar     Go to Press Room     Go to Newsletters subscription

Search

CVE-2015-3963

Severity CVSS v4.0:
Pending analysis
Type:
CWE-330 Use of Insufficiently Random Value
Publication date:
04/08/2015
Last modified:
12/04/2025

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.

Impact

Vector 2.0
AV:N/AC:M/Au:N/C:N/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 5.80 MEDIUM
Vector: AV:N/AC:M/Au:N/C:N/I:P/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): None
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0
5.80
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:windriver:vxworks:*:*:*:*:*:*:*:* 6.5 (including) 6.6 (including)
cpe:2.3:o:windriver:vxworks:*:*:*:*:*:*:*:* 6.7 (including) 6.7.1.1 (excluding)
cpe:2.3:o:windriver:vxworks:*:*:*:*:*:*:*:* 6.8 (including) 6.8.3 (excluding)
cpe:2.3:o:windriver:vxworks:*:*:*:*:*:*:*:* 6.9 (including) 6.9.4.4 (excluding)
cpe:2.3:o:windriver:vxworks:6.6.3:*:*:*:cert:*:*:*
cpe:2.3:o:windriver:vxworks:6.6.4:*:*:*:cert:*:*:*
cpe:2.3:o:windriver:vxworks:6.6.4.1:*:*:*:cert:*:*:*
cpe:2.3:o:windriver:vxworks:7.0:*:*:*:*:*:*:*
cpe:2.3:h:schneider-electric:sage_1210:-:*:*:*:*:*:*:*
cpe:2.3:h:schneider-electric:sage_1230:-:*:*:*:*:*:*:*
cpe:2.3:h:schneider-electric:sage_1250:-:*:*:*:*:*:*:*
cpe:2.3:h:schneider-electric:sage_1310:-:*:*:*:*:*:*:*
cpe:2.3:h:schneider-electric:sage_1330:-:*:*:*:*:*:*:*
cpe:2.3:h:schneider-electric:sage_1350:-:*:*:*:*:*:*:*
cpe:2.3:h:schneider-electric:sage_1410:-:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools