CVE-2021-31239 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Sqlite	Sqlite

Configuration 1 [-]

cpe:2.3:a:sqlite:sqlite:3.35.4:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://cert-portal.siemens.com/productcert/html/ssa-398330.html
https://cert-portal.siemens.com/productcert/html/ssa-472630.html
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://nvd.nist.gov/vuln/detail/CVE-2021-31239
https://security.gentoo.org/glsa/202311-03
https://security.netapp.com/advisory/ntap-20230609-0010/
https://www.cve.org/CVERecord?id=CVE-2021-31239
https://www.sqlite.org/cves.html
https://www.sqlite.org/forum/forumpost/d9fce1a89b

History

Wed, 14 Oct 2026 12:30:00 +0000

Type	Values Removed	Values Added
References		https://cert-portal.siemens.com/productcert/html/ssa-398330.html https://cert-portal.siemens.com/productcert/html/ssa-472630.html
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2023-05-09T00:00:00.000Z

Updated: 2026-10-14T11:39:34.725Z

Reserved: 2021-04-15T00:00:00.000Z

Link: CVE-2021-31239

Vulnrichment

Updated: 2024-08-03T22:55:53.384Z

NVD

Status : Modified

Published: 2023-05-09T02:15:08.907

Modified: 2026-10-14T12:17:11.650

Link: CVE-2021-31239

Redhat

Severity : Moderate

Publid Date: 2023-05-09T00:00:00Z

Links: CVE-2021-31239 - Bugzilla

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