CVE-2019-12243
CRITICAL9.3EPSS 0.12%Istio may not check inbound TCP connections against istio-policy
Published: 2/15/2022Modified: 11/8/2023
Description
Istio 1.1.x through 1.1.6 has Incorrect Access Control. When `disablePolicyChecks` is set to `false`, inbound TCP connections do not generate Check requests to istio-policy and external authorization is not applied. This behavior is a result of a change to `istio/pilot/pkg/networking/plugin/mixer/mixer.go` in 1.1.
Affected packages (1)
- Go/istio.io/istio>= 1.1.0, < 1.1.7
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.3 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N/E:H/RL:O/RC:C |