VULNERABILITY INTELLIGENCE

CVE-2019-11842

CVSS score7.5 HIGH
EPSS probability1.80%
CISA KEVNot currently listed
Published2019-05-09
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Description

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.

Weakness classification

  • nvd@nist.gov: CWE-338

Primary references