CVE-2022-21654
Incorrect configuration handling allows TLS session re-use without re-validation in Envoy
9.8
CRITICAL
CVSS 3.1
EPSS 0.06%
Description
Envoy is an open source edge and service proxy, designed for cloud-native applications. Envoy's tls allows re-use when some cert validation settings have changed from their default configuration. The only workaround for this issue is to ensure that default tls settings are used. Users are advised to upgrade.
How to fix CVE-2022-21654
To remediate CVE-2022-21654, upgrade the affected package to a fixed version below.
- —upgrade to 1.18.6 or later
Is CVE-2022-21654 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 1.7.0, < 1.18.6, >= 1.19.0, < 1.19.3, >= 1.20.0, < 1.20.2, >= 1.21.0, < 1.21.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |