Medium, CVSS 6.9GoPublished
OpenTelemetry Collector module AWS Firehose Receiver Authentication Bypass Vulnerability
CVE-2024-45043 · GHSA-prf6-xjxh-p698
- Affected
- Go github.com/open-telemetry/opentelemetry-collector-contrib/receiver/awsfirehosereceiver >= 0.49.0, < 0.108.0
- Fixed in
- 0.108.0· Vendor fix available
- Issue
- OpenTelemetry Collector module 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. Impact Only OpenTelemetry Collector users configured with the “alpha” awsfirehosereceiver module are affected. This module was added in version v0.49.0 of the “Contrib” 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’s likely these endpoints will be exposed to the public internet, as Firehose does not…
Recommended action: Upgrade to 0.108.0 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.