CVE-2023-27492

CVE-2023-27492 describes a denial-of-service in Envoy’s Lua filter prior to versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, triggered by large request bodies on routes with Lua enabled. The issue arises from the Lua coroutine being invoked even when the filter has been reset, leading to cras...

CVE-2023-27492 Envoy may crash when a large request body is processed in Lua filter

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, the Lua filter is vulnerable to denial of service. Attackers can send large request bodies for routes that have Lua filter enabled and trigger...

CVE-2023-27492 Envoy may crash when a large request body is processed in Lua filter

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, the Lua filter is vulnerable to denial of service. Attackers can send large request bodies for routes that have Lua filter enabled and trigger...

CVE-2023-27491 Envoy forwards invalid Http2/Http3 downstream headers

Envoy is an open source edge and service proxy designed for cloud-native applications. Compliant HTTP/1 service should reject malformed request lines. Prior to versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, There is a possibility that non compliant HTTP/1 service may allow malformed request...

CVE-2023-27491 Envoy forwards invalid Http2/Http3 downstream headers

Envoy is an open source edge and service proxy designed for cloud-native applications. Compliant HTTP/1 service should reject malformed request lines. Prior to versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, There is a possibility that non compliant HTTP/1 service may allow malformed request...

CVE-2023-27491

CVE-2023-27491 affects Envoy: a non-compliant HTTP/1 service may allow malformed requests to bypass security policies. The BIT-ENVOY-2023-27491 entry documents that this vulnerability can be triggered in pre‑fix releases and that the issue is fixed in Envoy versions 1.26.0, 1.25.3, 1.24.4, 1.23.6...

CVE-2023-27488

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, escalation of privileges is possible when failuremodeallow: true is configured for extauthz filter. For affected components that are used for loggin...

CVE-2023-27488 vulnerabilities

Vulnerabilities for packages: envoy...

CVE-2023-27488 vulnerabilities

Vulnerabilities for packages: envoy...

Design/Logic Flaw

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, escalation of privileges is possible when failuremodeallow: true is configured for extauthz filter. For affected components that are used for loggin...

CVE-2023-27488

Envoy CVE-2023-27488 affects multiple 1.x branches prior to 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9. When an HTTP header with non-UTF-8 data is processed with ext_authz/ext_proc/tap/ratelimit and gRPC log services, Envoy could generate an invalid protobuf message. The receiving service could e...

CVE-2023-27488 Envoy gRPC client produces invalid protobuf when an HTTP header with non-UTF8 value is received.

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, escalation of privileges is possible when failuremodeallow: true is configured for extauthz filter. For affected components that are used for loggin...

CVE-2023-27488 Envoy gRPC client produces invalid protobuf when an HTTP header with non-UTF8 value is received.

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, escalation of privileges is possible when failuremodeallow: true is configured for extauthz filter. For affected components that are used for loggin...

CVE-2023-27488 Envoy gRPC client produces invalid protobuf when an HTTP header with non-UTF8 value is received.

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, escalation of privileges is possible when failuremodeallow: true is configured for extauthz filter. For affected components that are used for loggin...

CVE-2023-27487 vulnerabilities

Vulnerabilities for packages: envoy...

CVE-2023-27487

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, the client may bypass JSON Web Token JWT checks and forge fake original paths. The header x-envoy-original-path should be an internal header, but...

CVE-2023-27487 vulnerabilities

Vulnerabilities for packages: envoy...

Design/Logic Flaw

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, the client may bypass JSON Web Token JWT checks and forge fake original paths. The header x-envoy-original-path should be an internal header, but...

CVE-2023-27487

CVE-2023-27487 affects Envoy (edge/service proxy). The issue: a client can forge the internal x-envoy-original-path header because Envoy does not remove it early in request processing, allowing forged values to influence trace/grpc logs and jwt_authn URL checks. Impact is high (confidentiality/in...

CVE-2023-27487 Envoy client may fake the header `x-envoy-original-path`

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, the client may bypass JSON Web Token JWT checks and forge fake original paths. The header x-envoy-original-path should be an internal header, but...