CVE-2018-12291 – matrix-synapse

Package

Manager: pip
Name: matrix-synapse
Vulnerable Version: >=0 <0.31.1

Severity

Level: High

CVSS v3.1: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

EPSS: 0.00211 pctl0.43604

Details

Matrix Synapse Security Filtering Flaw The `on_get_missing_events` function in handlers/federation.py in Matrix Synapse before 0.31.1 has a security bug in the get_missing_events federation API where event visibility rules were not applied correctly.

Metadata

Created: 2022-05-13T01:49:32Z
Modified: 2023-10-06T17:13:10Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-v8wm-g9f2-xjv4/GHSA-v8wm-g9f2-xjv4.json
CWE IDs: []
Alternative ID: GHSA-v8wm-g9f2-xjv4
Finding: F039
Auto approve: 1