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.

CVSS v3.1

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

CVSS v2.0

7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P

EPSS

75.25% chance of exploitation in the next 30 days, 99th percentile

Published

2019-08-09

Updated

2024-08-04

Proof-of-concept exploits (1)

• http://packetstormsecurity.com/files/154022/VxWorks-6.8-Integer-Underflow.html

ExploitDB entries (1)

• https://www.exploit-db.com/exploits/47233

References

• CVE Record
• NVD entry

Related

• CVE-2019-12252
• CVE-2019-12258
• CVE-2019-12222
• CVE-2019-12276
• CVE-2019-12221
• CVE-2019-12279