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CVE-2021-20227

Published: 5 February 2021

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.

Notes

AuthorNote
mdeslaur
per upstream commit, this was introduced by the following
check-in: https://sqlite.org/src/info/6e6b3729e0549de0

Priority

Medium

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package Release Status
sqlite
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(code not present)
focal Not vulnerable
(code not present)
groovy Not vulnerable
(code not present)
trusty Not vulnerable
(code not present)
upstream Needs triage

xenial Not vulnerable
(code not present)
sqlite3
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(code not present)
focal Not vulnerable
(code not present)
groovy
Released (3.33.0-1ubuntu0.1)
trusty Not vulnerable
(code not present)
xenial Not vulnerable
(code not present)
upstream
Released (3.41.1)
Patches:
upstream: https://sqlite.org/src/info/30a4c323650cc949

Severity score breakdown

Parameter Value
Base score 5.5
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H