CVE-2019-9946 describes a network firewall misconfiguration in the Cloud Native Computing Foundation (CNCF) CNI 'portmap' plugin, version 0.7.4, which impacts Kubernetes. This flaw causes HostPort rules to take precedence over more specific service definitions, potentially misrouting traffic. With a CVSS score of 7.5 (HIGH), this vulnerability is remotely exploitable with low attack complexity, allowing for high integrity impact without requiring user interaction or privileges. There is no known active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 0.7.5CPE matchmatch criteria | cpe:2.3:a:cncf:portmap:*:*:*:*:*:container_networking_interface:*:* | ||
< 1.11.9CPE matchmatch criteria | cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:* | ||
>= 1.12.0, < 1.12.7CPE matchmatch criteria | cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:* | ||
>= 1.13.0, < 1.13.5CPE matchmatch criteria | cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:* | ||
1.13.6CPE matchmatch criteria | cpe:2.3:a:kubernetes:kubernetes:1.13.6:beta0:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
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