CVE-2021-31239
Published: May 9, 2023Last modified: July 22, 2025
Description
An issue found in SQLite SQLite3 v.3.35.4 that allows a remote attacker to cause a denial of service via the appendvfs.c function.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.5 |
| Attack Vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | sqlite | Not affected (3.40.1-r0) |
| Stream | sqlite | Not affected (3.43.0-r0) | |
| Hardened Containers | 23 LTS | sqlite | Not affected (3.40.1-r0) |
| Stream | sqlite | Not affected (3.43.0-r0) |
References
- https://github.com/Tsiming/Vulnerabilities/blob/main/SQLite/CVE-2021-31239
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/73XUIHJ6UT75VFPDPLJOXJON7MVIKVZI/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FXFL4TDAH72PRCPD5UPZMJMKIMVOPLTI/
- https://security.gentoo.org/glsa/202311-03
- https://security.netapp.com/advisory/ntap-20230609-0010/
- https://www.sqlite.org/cves.html
- https://www.sqlite.org/forum/forumpost/d9fce1a89b