Upstream information

CVE-2018-12291 at MITRE


The on_get_missing_events function in handlers/ 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.

SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 5
Vector AV:N/AC:L/Au:N/C:P/I:N/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None
SUSE Bugzilla entry: 1096833 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
openSUSE Leap 15.0
  • matrix-synapse >= 0.28.1-lp150.2.4.1
  • matrix-synapse-test >= 0.28.1-lp150.2.4.1
  • python2-matrix-synapse >= 0.28.1-lp150.2.4.1
  • python3-matrix-synapse >= 0.28.1-lp150.2.4.1