CRITICAL

CVE-2019-12255

CVSS v3

9.8

CRITICAL

EPSS Score

76.9%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

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.

Technical details

Published
8/9/2019

Frequently asked questions

What is CVE-2019-12255?

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.

Is CVE-2019-12255 actively exploited?

Active exploitation of CVE-2019-12255 has not been confirmed. The EPSS score is 76.9%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-12255?

CVE-2019-12255 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2019-12255 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.