PyPI/matrix-synapse CVE-2022-31152: high 7.5, EPSS 1.20%

Denial of service due to incorrect application of event authorization rules

Action: Upgrade matrix-synapse to 1.62.0rc1 or later.

pip install matrix-synapse==1.62.0rc1

Affected

Fixed versions

Sources

• osv: GHSA-jhjh-776m-4765
• https://github.com/matrix-org/synapse/security/advisories/GHSA-jhjh-776m-4765
• https://nvd.nist.gov/vuln/detail/CVE-2022-31152
• https://github.com/matrix-org/synapse/pull/13087
• https://github.com/matrix-org/synapse/pull/13088
• https://github.com/matrix-org/synapse/commit/d4b1c0d800eaa83c4d56a9cf17881ad362b9194b
• https://github.com/matrix-org/synapse/commit/e16ea87d0f8c4c30cad36f85488eb1f647e640b0
• https://github.com/matrix-org/synapse
• https://github.com/matrix-org/synapse/releases/tag/v1.62.0
• https://github.com/pypa/advisory-database/tree/main/vulns/matrix-synapse/PYSEC-2022-262.yaml

CVE-2022-31152 · published 2022-08-31T21:25:37Z · modified 2024-09-30T20:38:34.736363Z · JSON