CVE-2019-18835
Improper Verification of Cryptographic Signature in matrix-synapse
Severidad por fuente
La etiqueta propia de Trivy es CRITICAL. Crítica según NVD. Más baja según GHSA (alta), Ubuntu (media).
Descripción
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.
Paquetes afectados y versiones corregidas
| Fuente | Paquete | Corregido en |
|---|---|---|
| pip::GitHub Security Advisory pip | matrix-synapse | 1.5.0 |
| ubuntu 18.04-ESM | matrix-synapse | 0.24.0+dfsg-1ubuntu0.1~esm1 |
Referencias
- 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