CVE-2021-20227
5.5
MEDIUM
CVSS 3.1
EPSS 0.77%
Description
A flaw was found in SQLite's SELECT query functionality (src/select.c). This flaw allows an attacker who is capable of running SQL queries locally on the SQLite database to cause a denial of service or possible code execution by triggering a use-after-free. The highest threat from this vulnerability is to system availability.
How to fix CVE-2021-20227
To remediate CVE-2021-20227, upgrade the affected package to a fixed version below.
- —upgrade to 3.32.1-r1 or later
- —upgrade to 3.34.1 or later
- —upgrade to 3.34.1-1 or later
Is CVE-2021-20227 being exploited?
Low — EPSS is 0.8%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 3.32.1-r1
- >= 3.33.0, < 3.34.1
- from 0, < 3.34.1-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |