Description
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.
Published: 2019-11-07
Score: 9.8 Critical
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2019-0083 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.
Github GHSA Github GHSA GHSA-cppw-2mf8-qpm5 Improper Verification of Cryptographic Signature in matrix-synapse
Ubuntu USN Ubuntu USN USN-6076-1 Synapse vulnerabilities
History

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-05T02:02:39.952Z

Reserved: 2019-11-07T00:00:00.000Z

Link: CVE-2019-18835

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2019-11-08T00:15:10.413

Modified: 2024-11-21T04:33:40.683

Link: CVE-2019-18835

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses