GHSA-cppw-2mf8-qpm5HighCVSS 8.6
Improper Verification of Cryptographic Signature in matrix-synapse
🔗 CVE IDs covered (1)
📋 Description
Matrix Synapse before 1.5.0 mishandles signature checking on some federation APIs. Events sent over /send_join, /send_leave, and /invite may not be correctly signed, or may not come from the expected servers.
🎯 Affected products1
- pip/matrix-synapse:< 1.5.0
🔗 References (6)
- https://nvd.nist.gov/vuln/detail/CVE-2019-18835
- https://github.com/matrix-org/synapse/pull/6262
- https://github.com/matrix-org/synapse/releases/tag/v1.5.0
- https://github.com/matrix-org/synapse/commit/172f264ed38e8bef857552f93114b4ee113a880b
- https://github.com/pypa/advisory-database/tree/main/vulns/matrix-synapse/PYSEC-2019-186.yaml
- https://github.com/advisories/GHSA-cppw-2mf8-qpm5