High severityNVD Advisory· Published Dec 3, 2024· Updated Dec 3, 2024
Synapse allows unsupported content types to lead to memory exhaustion
CVE-2024-52805
Description
Synapse is an open-source Matrix homeserver. In Synapse before 1.120.1, multipart/form-data requests can in certain configurations transiently increase memory consumption beyond expected levels while processing the request, which can be used to amplify denial of service attacks. Synapse 1.120.1 resolves the issue by denying requests with unsupported multipart/form-data content type.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
matrix-synapsePyPI | < 1.120.1 | 1.120.1 |
Affected products
3- ghsa-coords2 versions
< 1.120.1+ 1 more
- (no CPE)range: < 1.120.1
- (no CPE)range: < 1.120.2-1.1
- Range: < 1.120.1
Patches
Vulnerability mechanics
References
5- github.com/advisories/GHSA-rfq8-j7rh-8hf2ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2024-52805ghsaADVISORY
- github.com/element-hq/synapse/security/advisories/GHSA-rfq8-j7rh-8hf2ghsax_refsource_CONFIRMWEB
- github.com/twisted/twisted/issues/4688ghsax_refsource_MISCWEB
- github.com/twisted/twisted/issues/4688ghsax_refsource_MISCWEB
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