vulnerability
Ubuntu: USN-6076-1 (CVE-2019-5885): Synapse vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:N/I:P/A:N) | Mar 21, 2019 | May 17, 2023 | Mar 27, 2026 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:P/A:N)
Published
Mar 21, 2019
Added
May 17, 2023
Modified
Mar 27, 2026
Description
Matrix Synapse before 0.34.0.1, when the macaroon_secret_key authentication parameter is not set, uses a predictable value to derive a secret key and other secrets which could allow remote attackers to impersonate users.
Solution
ubuntu-pro-upgrade-matrix-synapse
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