CVE-2019-18835
Improper Verification of Cryptographic Signature in matrix-synapse
Einstufung nach Quelle
Trivys eigenes Label ist CRITICAL. Kritisch laut NVD. Niedriger laut GHSA (hoch), Ubuntu (mittel).
Beschreibung
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.
Betroffene Pakete und behobene Versionen
| Quelle | Paket | Behoben in |
|---|---|---|
| pip::GitHub Security Advisory pip | matrix-synapse | 1.5.0 |
| ubuntu 18.04-ESM | matrix-synapse | 0.24.0+dfsg-1ubuntu0.1~esm1 |
Referenzen
- https://github.com/matrix-org/synapse
- https://github.com/matrix-org/synapse/commit/172f264ed38e8bef857552f93114b4ee113a880b
- https://github.com/matrix-org/synapse/pull/6262
- https://github.com/matrix-org/synapse/releases/tag/v1.5.0
- https://github.com/pypa/advisory-database/tree/main/vulns/matrix-synapse/PYSEC-2019-186.yaml
- https://nvd.nist.gov/vuln/detail/CVE-2019-18835
- https://ubuntu.com/security/notices/USN-6076-1
- https://www.cve.org/CVERecord?id=CVE-2019-18835