CVE-2018-12291

Upstream information

CVE-2018-12291 at MITRE

Description

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.

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SUSE information

Overall state of this security issue: Resolved

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

CVSS v3 Scores

	National Vulnerability Database
Base Score	7.5
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality Impact	High
Integrity Impact	None
Availability Impact	None
CVSSv3 Version	3

SUSE Bugzilla entry: 1096833 [RESOLVED / FIXED]

SUSE Security Advisories:

• openSUSE-SU-2018:1767-1, published Fri Dec 8 15:48:40 2023

List of released packages

Product(s)	Fixed package version(s)	References
openSUSE Leap 15.0	python2-matrix-synapse >= 0.28.1-lp150.2.4.1 python3-matrix-synapse >= 0.28.1-lp150.2.4.1	Patchnames: openSUSE-2019-475
openSUSE Tumbleweed	matrix-synapse >= 1.43.0-1.1	Patchnames: openSUSE Tumbleweed GA matrix-synapse-1.43.0-1.1

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SUSE Timeline for this CVE

CVE page created: Wed Jun 13 15:34:07 2018
CVE page last modified: Fri Dec 8 17:17:43 2023