Bug 1590101 (CVE-2018-12291) - CVE-2018-12291 matrix-synapse: Missing event filtering in handlers/federation.py
Summary: CVE-2018-12291 matrix-synapse: Missing event filtering in handlers/federation.py
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2018-12291
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1590102
Blocks:
TreeView+ depends on / blocked
 
Reported: 2018-06-12 05:16 UTC by Sam Fowler
Modified: 2021-02-17 00:08 UTC (History)
1 user (show)

Fixed In Version: matrix-synapse 0.31.1
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Clone Of:
Environment:
Last Closed: 2019-06-10 10:28:44 UTC
Embargoed:

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Description Sam Fowler 2018-06-12 05:16:51 UTC 
Matrix Synapse before version 0.31.1 does not properly apply event visibility rules leading to information exposure.


External Reference:

https://matrix.org/blog/2018/06/08/synapse-0-31-1-released/


Upstream Patch:

https://github.com/matrix-org/synapse/pull/3371
Comment 1 Sam Fowler 2018-06-12 05:17:09 UTC 
Created matrix-synapse tracking bugs for this issue:

Affects: fedora-all [bug 1590102]
Comment 2 Product Security DevOps Team 2019-06-10 10:28:44 UTC 
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.
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