Medium (6.0). EPSS 2.9% chance of exploitation in the next 30 days. Fixed in github.com/docker/docker-ce 19.03.11.
An issue was discovered in Docker Engine before 19.03.11. An attacker in a container, with the CAP_NET_RAW capability, can craft IPv6 router advertisements, and consequently spoof external IPv6 hosts, obtain sensitive information, or cause a denial of service.
Severity
CVSS 3.1
6.0 medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L
EPSS
2.9% chance of exploitation in the next 30 days; higher than 86% of CVEs (scores of 2026-10-31)