CVE-2024-45043

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OpenTelemetry Collector can be configured to receive CloudWatch metrics via an AWS Firehose Stream. Firehose sets the header `X-Amz-Firehose-Access-Key` with an arbitrary configured string. The OpenTelemetry Collector awsfirehosereceiver can optionally be configured to require this key on incoming requests. However, when this is configured it **still accepts incoming requests with no key**. Only OpenTelemetry Collector users configured with the \u201calpha\u201d `awsfirehosereceiver` module are affected. This module was added in version v0.49.0 of the \u201cContrib\u201d distribution (or may be included in custom builds). There is a risk of unauthorized users writing metrics. Carefully crafted metrics could hide other malicious activity. There is no risk of exfiltrating data. It\u2019s likely these endpoints will be exposed to the public internet, as Firehose does not support private HTTP endpoints. A fix was introduced in PR #34847 and released with v0.108.0. All users are advised to upgrade. There are no known workarounds for this vulnerability."}], "source": {"advisory": "GHSA-prf6-xjxh-p698", "discovery": "UNKNOWN"}}, "adp": [{"affected": [{"vendor": "opentelemetry", "product": "opentelemetry_collector_contrib", "cpes": ["cpe:2.3:a:opentelemetry:opentelemetry_collector_contrib:0.49.0:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "versions": [{"version": "0.49.0", "status": "affected", "lessThan": "0.108.0", "versionType": "custom"}]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-08-28T20:18:43.111720Z", "id": "CVE-2024-45043", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-08-28T20:20:49.512Z"}}]}}

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OpenTelemetry Collector can be configured to receive CloudWatch metrics via an AWS Firehose Stream. Firehose sets the header `X-Amz-Firehose-Access-Key` with an arbitrary configured string. The OpenTelemetry Collector awsfirehosereceiver can optionally be configured to require this key on incoming requests. However, when this is configured it **still accepts incoming requests with no key**. Only OpenTelemetry Collector users configured with the \u201calpha\u201d `awsfirehosereceiver` module are affected. This module was added in version v0.49.0 of the \u201cContrib\u201d distribution (or may be included in custom builds). There is a risk of unauthorized users writing metrics. Carefully crafted metrics could hide other malicious activity. There is no risk of exfiltrating data. It\u2019s likely these endpoints will be exposed to the public internet, as Firehose does not support private HTTP endpoints. A fix was introduced in PR #34847 and released with v0.108.0. All users are advised to upgrade. There are no known workarounds for this vulnerability."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-200", "description": "CWE-200: Exposure of Sensitive Information to an Unauthorized Actor"}]}, {"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-863", "description": "CWE-863: Incorrect Authorization"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2024-08-28T20:06:34.510Z"}}}, "cveMetadata": {"cveId": "CVE-2024-45043", "state": "PUBLISHED", "dateUpdated": "2024-08-28T20:20:49.512Z", "dateReserved": "2024-08-21T17:53:51.330Z", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "datePublished": "2024-08-28T20:06:34.510Z", "assignerShortName": "GitHub_M"}, "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "opentelemetry-collector-contrib", "vendor": "open-telemetry", "versions": [{"status": "affected", "version": ">= 0.49.0, < 0.108.0"}]}], "source": "security-advisories@github.com"}, {"affectedData": [{"cpes": ["cpe:2.3:a:opentelemetry:opentelemetry_collector_contrib:0.49.0:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "product": "opentelemetry_collector_contrib", "vendor": "opentelemetry", "versions": [{"lessThan": "0.108.0", "status": "affected", "version": "0.49.0", "versionType": "custom"}]}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The OpenTelemetry Collector module AWS firehose receiver is for ingesting AWS Kinesis Data Firehose delivery stream messages and parsing the records received based on the configured record type. `awsfirehosereceiver` allows unauthenticated remote requests, even when configured to require a key. OpenTelemetry Collector can be configured to receive CloudWatch metrics via an AWS Firehose Stream. Firehose sets the header `X-Amz-Firehose-Access-Key` with an arbitrary configured string. The OpenTelemetry Collector awsfirehosereceiver can optionally be configured to require this key on incoming requests. However, when this is configured it **still accepts incoming requests with no key**. Only OpenTelemetry Collector users configured with the \u201calpha\u201d `awsfirehosereceiver` module are affected. This module was added in version v0.49.0 of the \u201cContrib\u201d distribution (or may be included in custom builds). There is a risk of unauthorized users writing metrics. Carefully crafted metrics could hide other malicious activity. There is no risk of exfiltrating data. It\u2019s likely these endpoints will be exposed to the public internet, as Firehose does not support private HTTP endpoints. A fix was introduced in PR #34847 and released with v0.108.0. All users are advised to upgrade. There are no known workarounds for this vulnerability."}, {"lang": "es", "value": "El m\u00f3dulo AWS Firehose Receiver de OpenTelemetry Collector sirve para ingerir mensajes de flujo de entrega de AWS Kinesis Data Firehose y analizar los registros recibidos seg\u00fan el tipo de registro configurado. `awsfirehosereceiver` permite solicitudes remotas no autenticadas, incluso cuando est\u00e1 configurado para requerir una clave. OpenTelemetry Collector se puede configurar para recibir m\u00e9tricas de CloudWatch a trav\u00e9s de un flujo de AWS Firehose. Firehose establece el encabezado `X-Amz-Firehose-Access-Key` con una cadena configurada arbitraria. El m\u00f3dulo awsfirehosereceiver de OpenTelemetry Collector se puede configurar opcionalmente para requerir esta clave en las solicitudes entrantes. Sin embargo, cuando esto est\u00e1 configurado, **a\u00fan acepta solicitudes entrantes sin clave**. Solo se ven afectados los usuarios de OpenTelemetry Collector configurados con el m\u00f3dulo `awsfirehosereceiver` \u201calfa\u201d. Este m\u00f3dulo se agreg\u00f3 en la versi\u00f3n v0.49.0 de la distribuci\u00f3n \u201cContrib\u201d (o puede incluirse en compilaciones personalizadas). Existe el riesgo de que usuarios no autorizados escriban m\u00e9tricas. Las m\u00e9tricas cuidadosamente manipuladas podr\u00edan ocultar otras actividades maliciosas. No existe riesgo de exfiltraci\u00f3n de datos. Es probable que estos endpoints queden expuestos a la Internet p\u00fablica, ya que Firehose no admite endpoints HTTP privados. Se introdujo una soluci\u00f3n en PR #34847 y se lanz\u00f3 con v0.108.0. Se recomienda a todos los usuarios que actualicen. No existen workarounds conocidos para esta vulnerabilidad."}], "id": "CVE-2024-45043", "lastModified": "2026-06-17T07:53:28.963", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2024-45043", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-08-28T20:18:43.111720Z", "version": "2.0.3"}}]}, "published": "2024-08-28T20:15:08.347", "references": [{"source": "security-advisories@github.com", "url": "https://docs.aws.amazon.com/firehose/latest/dev/controlling-access.html#using-iam-http"}, {"source": "security-advisories@github.com", "url": "https://docs.aws.amazon.com/firehose/latest/dev/httpdeliveryrequestresponse.html"}, {"source": "security-advisories@github.com", "url": "https://github.com/open-telemetry/opentelemetry-collector#alpha"}, {"source": "security-advisories@github.com", "url": "https://github.com/open-telemetry/opentelemetry-collector-contrib/pull/34847"}, {"source": "security-advisories@github.com", "url": "https://github.com/open-telemetry/opentelemetry-collector-contrib/security/advisories/GHSA-prf6-xjxh-p698"}, {"source": "security-advisories@github.com", "url": "https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/receiver/awsfirehosereceiver"}, {"source": "security-advisories@github.com", "url": "https://github.com/open-telemetry/opentelemetry-collector-releases/pull/74"}, {"source": "security-advisories@github.com", "url": "https://github.com/open-telemetry/opentelemetry-collector-releases/releases/tag/v0.108.0"}, {"source": "security-advisories@github.com", "url": "https://github.com/open-telemetry/opentelemetry-collector-releases/tree/main/distributions/otelcol-contrib"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-200"}, {"lang": "en", "value": "CWE-863"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

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