CVE-2021-21394
2 advisories.
PyPI/matrix-synapse CVE-2021-21394: medium 5.3, EPSS 1.54%
Denial of service (via resource exhaustion) due to improper input validation on third-party identifier endpoints
Action: Upgrade matrix-synapse to 1.28.0 or later.
pip install matrix-synapse==1.28.0Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1.28.0 | - |
Fixed versions
| 1.28.0 |
Sources
- osv: GHSA-w9fg-xffh-p362
- https://github.com/matrix-org/synapse/security/advisories/GHSA-w9fg-xffh-p362
- https://nvd.nist.gov/vuln/detail/CVE-2021-21394
- https://github.com/matrix-org/synapse/pull/9321
- https://github.com/matrix-org/synapse/pull/9393
- https://github.com/matrix-org/synapse
- https://github.com/pypa/advisory-database/tree/main/vulns/matrix-synapse/PYSEC-2021-27.yaml
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TNNAJOZNMVMXM6AS7RFFKB4QLUJ4IFEY
- https://pypi.org/project/matrix-synapse
CVE-2021-21394 · published · modified · JSON
PyPI/matrix-synapse CVE-2021-21394: unknown, EPSS 1.54%
Synapse is a Matrix reference homeserver written in python (pypi package matrix-synapse). Matrix is an ecosystem for open federated Instant Messaging and VoIP. In Synapse before version 1.28.0 Synapse
Action: Upgrade matrix-synapse to 1.28.0 or later.
pip install matrix-synapse==1.28.0Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1.28.0 | - |
Fixed versions
| 1.28.0 |
Sources
- osv: PYSEC-2021-27
- https://github.com/matrix-org/synapse/pull/9321
- https://pypi.org/project/matrix-synapse/
- https://github.com/matrix-org/synapse/pull/9393
- https://github.com/matrix-org/synapse/security/advisories/GHSA-w9fg-xffh-p362
CVE-2021-21394 · published · modified · JSON