VDB
CVE-2019-11842
CVE-2019-11842
PUBLISHED
CVSS 7.5 HIGH
An issue was discovered in Matrix Sydent before 1.0.3 and Synapse before 0.99.3.1. Random number generation is mishandled, which makes it easier for attackers to predict a Sydent authentication token or a Synapse random ID.
EPSS 1.78% · 76.7th percentile
Risk Scores
CVSS 3.0
7.5
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS Score
1.78%
76.7th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:18.04:LTS | matrix-synapse | *, 0.24.0+dfsg-1, 0 |
Timeline
- May 9, 2019 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Dec 28, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 2, 2022 EPSS Score
- Sep 6, 2022 EPSS Score
- Nov 7, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2019-11842 third-party-advisory
- https://matrix.org/blog/2019/05/03/security-updates-sydent-1-0-3-synapse-0-99-3-1-and-riot-android-0-9-0-0-8-99-0-8-28-a/ third-party-advisory
- https://ubuntu.com/security/notices/USN-6076-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2019-11842 third-party-advisory