VULNERABILITY INTELLIGENCE

CVE-2019-12263

CVSS score8.1 HIGH
EPSS probability3.16%
CISA KEVNot currently listed
Published2019-08-09
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

Wind River VxWorks 6.9.4 and vx7 has a Buffer Overflow in the TCP component (issue 4 of 4). There is an IPNET security vulnerability: TCP Urgent Pointer state confusion due to race condition.

Weakness classification

  • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
  • CWE-787: Out-of-bounds Write

Primary references