PyPI/matrix-synapse CVE-2022-39374: medium 6.5, EPSS 0.94%

Synapse Denial of service due to incorrect application of event authorization rules during state resolution

Action: Upgrade matrix-synapse to 1.68.0rc1 or later.

pip install matrix-synapse==1.68.0rc1

Affected

Fixed versions

Sources

• osv: GHSA-p9qp-c452-f9r7
• https://github.com/matrix-org/synapse/security/advisories/GHSA-p9qp-c452-f9r7
• https://nvd.nist.gov/vuln/detail/CVE-2022-39374
• https://github.com/matrix-org/synapse/pull/13723
• https://github.com/matrix-org/synapse/commit/b73cbb82157d9666e8d667733afebc0d09ed858c
• https://github.com/matrix-org/synapse
• https://github.com/pypa/advisory-database/tree/main/vulns/matrix-synapse/PYSEC-2023-66.yaml
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UJIJRP5ZH6B3KGFLHCAKR2IX2Y4Z25QD

CVE-2022-39374 · published 2023-05-24T17:21:33Z · modified 2024-09-30T20:38:17.872853Z · JSON