Missing Authentication for Critical Function Affecting matrix-synapse package, versions [,1.106.0)
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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- published4 Dec 2024
- disclosed3 Dec 2024
- creditUnknown
Introduced: 3 Dec 2024
NewCVE-2024-37303 (opens in a new tab)How to fix?
Upgrade matrix-synapse to version 1.106.0 or higher.
Overview
matrix-synapse is an ecosystem for open federated Instant Messaging and VoIP.
Affected versions of this package are vulnerable to Missing Authentication for Critical Function due to the unauthenticated writes to the media repository. An attacker can plant problematic content into the media repository by exploiting this functionality.
Workaround
This vulnerability can be mitigated by using more strict rate limits based on IP address.