CVE-2024-42368
bearertokenauthextension: Observable Timing Discrepancy in github.com/open-telemetry/opentelemetry-collector-contrib/extension/bearertokenauthextension
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · August 13, 2024
Updated · August 6, 2026
Description
A vulnerability was found in OpenTelemetry, specifically in the github.com/open-telemetry/opentelemetry-collector-contrib/extension/bearertokenauthextension. This flaw impacts anyone using the bearertokenauth server authenticator. Malicious clients with network access to the collector may perform a timing attack against a collector with this authenticator to guess the configured token, by iteratively sending tokens and comparing the response time. This issue allows an attacker to introduce fabricated or bad data into the collector's telemetry pipeline.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
CVSS / CWE
CVSS 3.1 · 6.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
CWE-208 · Observable Timing Discrepancy