CVE-2021-23018

CWE-319 — Cleartext Transmission4 documents4 sources
Severity
7.4HIGH
EPSS
0.2%
top 55.40%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
F5 Nginx Controller
Timeline
PublishedJun 1
Latest updateMay 24

Description

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.

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:NExploitability: 2.2 | Impact: 5.2

Affected Packages2 packages

▶NVDf5/nginx_controller3.0.0 — 3.4.0
▶CVEListV5nginx_controller"3.x before 3.4.0"

🔴Vulnerability Details

2
GHSA
GHSA-gc3v-3qpp-57w4: Intra-cluster communication does not use TLS↗2022-05-24
▶
CVEList
CVE-2021-23018: Intra-cluster communication does not use TLS↗2021-06-01
▶

📋Vendor Advisories

1
F5
CVE-2021-23018: Intra-cluster communication does not use TLS↗2021-06-01
▶
CVE-2021-23018 (HIGH CVSS 7.4) | Intra-cluster communication does no | cvebase.io