CVE-2018-12423
High
Description
In Synapse before 0.31.2, unauthorised users can hijack rooms when there is no m.room.power_levels event in force.
SeverityHigh
CVSS7.5
Exploit probability—
ProductMatrix Synapse
PublishedJun 14, 2018
First seenJun 14, 2018
How to fix
Update
- matrix synapse0.31.2 or later
- matrix-synapse0.31.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| matrix synapse | v < 0.31.2 | 0.31.2 |
| matrix-synapsePyPI | v < 0.31.2 | 0.31.2 |
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