CVE-2019-12255

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

Wind River VxWorks has a Buffer Overflow in the TCP component (issue 1 of 4). This is a IPNET security vulnerability: TCP Urgent Pointer = 0 that leads to an integer underflow.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-120

Affected software

VendorProductVersions
n/an/an/a

References

Timeline

Published
Aug 9, 2019
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2019

CVE-2019-122569.8Wind River VxWorks 6.9 and vx7 has a Buffer Overflow in the IPv4 component. There is an IPNET security vulnerability: Stack overflow in the CVE-2019-122578.8Wind River VxWorks 6.6 through 6.9 has a Buffer Overflow in the DHCP client component. There is an IPNET security vulnerability: Heap overflCVE-2019-122587.5Wind River VxWorks 6.6 through vx7 has Session Fixation in the TCP component. This is a IPNET security vulnerability: DoS of TCP connection CVE-2019-122597.5Wind River VxWorks 6.6, 6.7, 6.8, 6.9 and vx7 has an array index error in the IGMPv3 client component. There is an IPNET security vulnerabilCVE-2019-12269.8A remote code execution vulnerability exists in Remote Desktop Services – formerly known as Terminal Services – when an unauthenticated attaCVE-2019-122609.8Wind River VxWorks 6.9 and vx7 has a Buffer Overflow in the TCP component (issue 2 of 4). This is an IPNET security vulnerability: TCP UrgenCVE-2019-122619.8Wind River VxWorks 6.7 though 6.9 and vx7 has a Buffer Overflow in the TCP component (issue 3 of 4). This is an IPNET security vulnerabilityCVE-2019-122629.8Wind River VxWorks 6.6, 6.7, 6.8, 6.9 and 7 has Incorrect Access Control in the RARP client component. IPNET security vulnerability: HandlinCVE-2019-122638.1Wind 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 UrCVE-2019-122647.1Wind River VxWorks 6.6, 6.7, 6.8, 6.9.3, 6.9.4, and Vx7 has Incorrect Access Control in IPv4 assignment by the ipdhcpc DHCP client componentCVE-2019-122655.3Wind River VxWorks 6.5, 6.6, 6.7, 6.8, 6.9.3 and 6.9.4 has a Memory Leak in the IGMPv3 client component. There is an IPNET security vulnerabCVE-2019-122669.8Stack-based Buffer Overflow vulnerability in Wyze Cam Pan v2, Cam v2, Cam v3 allows an attacker to run arbitrary code on the affected device
CVE-2019-12255: Critical severity, CVSS 9.8 | Vulnix