BIT-ENVOY-2024-23322 Envoy crashes when idle and request per try timeout occur within the backoff interval

Envoy is a high-performance edge/middle/service proxy. Envoy will crash when certain timeouts happen within the same interval. The crash occurs when the following are true: 1. hedgeonpertrytimeout is enabled, 2. pertryidletimeout is enabled it can only be done in configuration, 3. per-try-timeout...

BIT-ENVOY-2024-23323 Excessive CPU usage when URI template matcher is configured using regex in Envoy

Envoy is a high-performance edge/middle/service proxy. The regex expression is compiled for every request and can result in high CPU usage and increased request latency when multiple routes are configured with such matchers. This issue has been addressed in released 1.29.1, 1.28.1, 1.27.3, and...

BIT-ENVOY-2024-23324 Envoy ext auth can be bypassed when Proxy protocol filter sets invalid UTF-8 metadata

Envoy is a high-performance edge/middle/service proxy. External authentication can be bypassed by downstream connections. Downstream clients can force invalid gRPC requests to be sent to extauthz, circumventing extauthz checks when failuremodeallow is set to true. This issue has been addressed in...

BIT-ENVOY-2024-23325 Envoy crashes when using an address type that isn’t supported by the OS

Envoy is a high-performance edge/middle/service proxy. Envoy crashes in Proxy protocol when using an address type that isn’t supported by the OS. Envoy is susceptible to crashing on a host with IPv6 disabled and a listener config with proxy protocol enabled when it receives a request where the...

BIT-ENVOY-2024-23327 Crash in proxy protocol when command type of LOCAL in Envoy

Envoy is a high-performance edge/middle/service proxy. When PPv2 is enabled both on a listener and subsequent cluster, the Envoy instance will segfault when attempting to craft the upstream PPv2 header. This occurs when the downstream request has a command type of LOCAL and does not have the...

BIT-CONTOUR-2020-15127 Denial of service in Contour

In Contour Ingress controller for Kubernetes before version 1.7.0, a bad actor can shut down all instances of Envoy, essentially killing the entire ingress data plane. GET requests to /shutdown on port 8090 of the Envoy pod initiate Envoy's shutdown procedure. The shutdown procedure includes...

BIT-CONSUL-2023-2816 Consul Envoy Extension Downsteam Proxy Configuration By Upstream Service Owner

Consul and Consul Enterprise allowed any user with service:write permissions to use Envoy extensions configured via service-defaults to patch remote proxy instances that target the configured service, regardless of whether the user has permission to modify the services corresponding to those...

BIT-CONTOUR-2021-32783 Authorization bypass in Contour

Contour is a Kubernetes ingress controller using Envoy proxy. In Contour before version 1.17.1 a specially crafted ExternalName type Service may be used to access Envoy's admin interface, which Contour normally prevents from access outside the Envoy container. This can be used to shut down Envoy...

GHSA-8R3F-844C-MC37 vulnerabilities

Vulnerabilities for packages: oauth2-proxy, crossplane, grpc-health-probe, nats, flux-image-automation-controller, kargo, bank-vaults-fips, hubble-fips, terragrunt, dex, ip-masq-agent, volume-modifier-for-k8s-fips, crossplane-provider-aws-sns, kube-logging-operator, prometheus-blackbox-exporter,...

GHSA-8R3F-844C-MC37 vulnerabilities

Vulnerabilities for packages: nri-discovery-kubernetes, hugo, terraform-provider-aws, prometheus-operator, k8ssandra-operator, hugo-extended, kargo, memcached-exporter, temporal-server, trust-manager, step-ca, kyverno-policy-reporter, rabbitmq-cluster-operator, minio, cosign, zarf,...

Amazon Linux 2 : ecs-service-connect-agent (ALASECS-2024-034)

The version of ecs-service-connect-agent installed on the remote host is prior to v1.27.3.0-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2ECS-2024-034 advisory. Envoy is a high-performance edge/middle/service proxy. Envoy will crash when certain timeouts happ...

Amazon Linux 2023 : ecs-service-connect-agent (ALAS2023-2024-543)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2024-543 advisory. Envoy is a high-performance edge/middle/service proxy. Envoy will crash when certain timeouts happen within the same interval. The crash occurs when the following are true: 1...

CVE-2023-45289 vulnerabilities

Vulnerabilities for packages: regclient, sbom-scorecard, nri-discovery-kubernetes, hello-world-golang, http-echo, prometheus-operator, govulncheck, k8ssandra-operator, nri-redis, gosu, bom, src-fingerprint, memcached-exporter, temporal-server, mongo-tools, wire-go, render-template,...

Important: ecs-service-connect-agent

Issue Overview: Envoy is a high-performance edge/middle/service proxy. Envoy will crash when certain timeouts happen within the same interval. The crash occurs when the following are true: 1. hedgeonpertrytimeout is enabled, 2. pertryidletimeout is enabled it can only be done in configuration, 3...

[R1] Tenable Identity Exposure Secure Relay Version 3.59.4 Fixes Multiple Vulnerabilities

R1 Tenable Identity Exposure Secure Relay Version 3.59.4 Fixes Multiple Vulnerabilities Arnie Cabral Wed, 02/21/2024 - 10:51 Tenable Identity Exposure Secure Relay leverages third-party software to help provide underlying functionality. One of the third-party components Envoy was found to contain...

CVE-2024-23324

A flaw was found in the Envoy proxy. External authentication can be bypassed by downstream connections that use the PROXY protocol. Downstream clients can force invalid gRPC requests to send to extauthz, circumventing extauthz checks when failuremodeallow is set to true...

CVE-2024-23325

A flaw was found in Envoy. The envoy proxy is susceptible to crashing on a host with IPv6 disabled and a listener config with proxy protocol enabled when it receives a request where the client presents its IPv6 address. It is valid for a client to present its IPv6 address to a target server even...

CVE-2024-23327

A flaw was found in the Envoy proxy. When PPv2 is enabled both on a listener and subsequent cluster, the Envoy instance will segfault when attempting to craft the upstream PPv2 header. This occurs when the downstream request has a command type of LOCAL and does not have the protocol block...

CVE-2024-23323

A flaw was found in the Envoy proxy. The regex expression is compiled for every request and can result in high CPU usage and increased request latency when multiple routes are configured with such matchers...

CVE-2024-23322

A flaw was found in the Envoy proxy. Envoy will crash when certain timeouts happen within the same interval. The crash occurs when hedgeonpertrytimeout is enabled, pertryidletimeout is enabled it can only be done in configuration, and per-try-timeout is enabled, either through headers or...