GHSA-jrqm-v8cv-53ww
Dashboard / Vulnerabilities / GHSA-jrqm-v8cv-53ww
GHSA-jrqm-v8cv-53ww
Summary: Matrix Synapse Predictable Secret Key
Details: Matrix Synapse before 0.34.0.1, when the `macaroon_secret_key` authentication parameter is not set, uses a predictable value to derive a secret key and other secrets which could allow remote attackers to impersonate users.
References: https://nvd.nist.gov/vuln/detail/CVE-2019-5885, https://github.com/matrix-org/synapse/issues/4664, https://github.com/matrix-org/synapse/pull/4315, https://github.com/matrix-org/synapse/pull/4373, https://github.com/matrix-org/synapse, https://github.com/matrix-org/synapse/blob/67f9e5293ea6650b2ec284c0b7503f3f3eade94b/docs/changelogs/CHANGES-pre-1.0.md?plain=1#L460, https://github.com/pypa/advisory-database/tree/main/vulns/matrix-synapse/PYSEC-2019-187.yaml, https://lists.fedoraproject.org/archives/list/[email protected]/message/32Y6KD3OAHCG5P33HC2QEX3NUZOSXCGZ, https://lists.fedoraproject.org/archives/list/[email protected]/message/VMCLO5PUPBA756UKY72PKUWL4RRM4W6K, https://matrix.org/blog/2019/01/10/critical-security-update-synapse-0-34-0-1-synapse-0-34-1-1, https://matrix.org/blog/2019/01/15/further-details-on-critical-security-update-in-synapse-affecting-all-versions-prior-to-0-34-1-cve-2019-5885
Affected packages
Package
Name: matrix-synapse
Purl: pkg:pypi/matrix-synapse
Affected ranges
Type: ECOSYSTEM
Events:
