CVE-2024-36129: configgrpc Buffer Overflow

Description

The OpenTelemetry Collector offers a vendor-agnostic implementation on how to receive, process and export telemetry data. An unsafe decompression vulnerability allows unauthenticated attackers to crash the collector via excessive memory consumption. OTel Collector version 0.102.1 fixes this issue. It is also fixed in the confighttp module version 0.102.0 and configgrpc module version 0.102.1.

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CVSS v3.1 Score

8.2

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

Weakness Type (CWE)

CWE-119 Buffer Overflow

Affected Products

Vendor	Product	Versions
opentelemetry	configgrpc	< 0.102.1
opentelemetry	confighttp	< 0.102.0
opentelemetry	opentelemetry_collector	< 0.102.1

References

Advisories & Patches

https://github.com/open-telemetry/opentelemetry-collector/pull/10289 https://github.com/open-telemetry/opentelemetry-collector/pull/10323 https://opentelemetry.io/blog/2024/cve-2024-36129 https://github.com/open-telemetry/opentelemetry-collector/pull/10289 https://github.com/open-telemetry/opentelemetry-collector/pull/10323 https://opentelemetry.io/blog/2024/cve-2024-36129

Exploits

https://github.com/open-telemetry/opentelemetry-collector/security/advisories/GHSA-c74f-6mfw-mm4v https://github.com/open-telemetry/opentelemetry-collector/security/advisories/GHSA-c74f-6mfw-mm4v

Frequently Asked Questions

What is CVE-2024-36129? +

The OpenTelemetry Collector offers a vendor-agnostic implementation on how to receive, process and export telemetry data. An unsafe decompression vulnerability allows unauthenticated attackers to crash the collector via excessive memory consumption. OTel Collector version 0.102.1 fixes this issue. It is also fixed in the confighttp module version 0.102.0 and configgrpc module version 0.102.1. It has a CVSS v3.1 base score of 8.2 (HIGH).

How severe is CVE-2024-36129? +

CVE-2024-36129 has a CVSS v3.1 score of 8.2 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-36129? +

CVE-2024-36129 affects products from opentelemetry, specifically: configgrpc, confighttp, opentelemetry_collector. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-36129? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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