Envoy is a cloud-native high-performance edge/middle/service proxy. A vulnerability has been identified in Envoy that allows malicious attackers to inject unexpected content into access logs. This is achieved by exploiting the lack of validation for the `REQUESTED_SERVER_NAME` field for access loggers. This issue has been addressed in versions 1.31.2, 1.30.6, 1.29.9, and 1.28.7. Users are advised to upgrade. There are no known workarounds for this vulnerability.
This issue has been addressed in the following products: Red Hat OpenShift Service Mesh 2.6 for RHEL 8 Red Hat OpenShift Service Mesh 2.6 for RHEL 9 Via RHSA-2024:7726 https://access.redhat.com/errata/RHSA-2024:7726