Vulnerability in Cncf Portmap

CVE-2019-9946

Cloud Native Computing Foundation (CNCF) CNI (Container Networking Interface) 0.7.4 has a network firewall misconfiguration which affects Kubernetes. The CNI 'portmap' plugin, used to setup HostPorts for CNI, inserts rules at the front of…

EPSS: 0.031 (86.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-9946?
CVE-2019-9946 is a high-severity vulnerability in Cncf Portmap, classified under Always-Incorrect Control Flow Implementation. CVSS score: 7.5/10. Published 2019-04-02.
How severe is CVE-2019-9946?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2019-9946 known to be exploited?
9 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.