Authentication Bypass Using an Alternate Path or Channel Affecting org.graylog2:graylog2-server package, versions [6.1.0,6.1.9)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published7 Apr 2025
- disclosed7 Apr 2025
- creditUnknown
Introduced: 7 Apr 2025
NewCVE-2025-30373 (opens in a new tab)How to fix?
Upgrade org.graylog2:graylog2-server to version 6.1.9 or higher.
Overview
org.graylog2:graylog2-server is a log management platform.
Affected versions of this package are vulnerable to Authentication Bypass Using an Alternate Path or Channel in the channelRead0() function. An attacker can bypass authentication by sending HTTP requests without required Authorization headers or with incorrect values.
Workaround
This vulnerability can be avoided by enforcing authenticated pull-based inputs only, and disabling HTTP-based inputs.