When BIG-IP 14.0.0-14.1.0.1, 13.0.0-13.1.1.4, 12.1.0-12.1.4, 11.6.1-11.6.3.4, and 11.5.2-11.5.8 are processing certain rare data sequences occurring in PPTP VPN traffic, the BIG-IP system may execute incorrect logic. The TMM may restart and produce a core file as a result of this condition. The BIG-IP system provisioned with the CGNAT module and configured with a virtual server using a PPTP profile is exposed to this vulnerability.

Related CVEs

CVE-2019-6611

Key Information

GHSA ID

GHSA-cm77-cg9p-x2w6

Published

May 24, 2022 4:45 PM

Last Modified

February 3, 2023 6:30 PM

CVSS Score

7.5 /10

Primary Ecosystem

Unknown

Primary Package

Unknown

GitHub Reviewed

✗ No

Dataset

Last updated: June 17, 2025 6:25 AM

Data from GitHub Advisory Database. This information is provided for research and educational purposes.