CVE-2021-32919
7.5
HIGH
CVSS 3.1
EPSS 0.34%
Description
An issue was discovered in Prosody before 0.11.9. The undocumented dialback_without_dialback option in mod_dialback enables an experimental feature for server-to-server authentication. It does not correctly authenticate remote server certificates, allowing a remote server to impersonate another server (when this option is enabled).
How to fix CVE-2021-32919
To remediate CVE-2021-32919, upgrade the affected package to a fixed version below.
- —upgrade to 0.11.9-1 or later
Is CVE-2021-32919 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 0.11.9-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |