VDB
CVE-2018-12291
CVE-2018-12291
PUBLISHED
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.
EPSS 0.30% · 53.6th percentile
Risk Scores
EPSS Score
0.30%
53.6th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:18.04:LTS | matrix-synapse | 0, 0.19.2+dfsg-6, 0.24.0+dfsg-1 |
Exploit Intelligence
Timeline
- Jun 13, 2018 CVE Published
- Oct 3, 2019 CVE Updated
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- May 2, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 5, 2022 EPSS Score
- Nov 6, 2022 EPSS Score
- Jan 8, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2018-12291 third-party-advisory
- https://github.com/matrix-org/synapse/pull/3371 third-party-advisory
- https://github.com/matrix-org/synapse/releases/tag/v0.31.1 third-party-advisory
- https://ubuntu.com/security/notices/USN-6076-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2018-12291 third-party-advisory