CVE-2021-23018

Intra-cluster communication does not use TLS. The services within the NGINX Controller 3.x before 3.4.0 namespace are using cleartext protocols inside the cluster.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.4 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
f5CNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 49%
VendorProductVersion
f5nginx_controller
3.0.0 ≤
𝑥
≤ 3.4.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://support.f5.com/csp/article/K97002210
https://support.f5.com/csp/article/K97002210