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CVE-2021-20227

5.5 · MEDIUM
Published Mar 23, 2021 sqlite CWE-416 EPSS 0.50% (41th pctl)

Overview

CVE-2021-20227 is a medium-severity vulnerability affecting sqlite sqlite. It was published on March 23, 2021 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories and patches from sqlite. Update sqlite to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status
sqlite sqlite >= 3.33.0, < 3.34.1 Affected
oracle communications_network_charging_and_control 12.0.1.0 Affected
oracle jd_edwards_enterpriseone_tools >= 0, < 9.2.6.0 Affected
oracle mysql_workbench 0 Affected

Frequently Asked Questions

What is CVE-2021-20227?

CVE-2021-20227 is a medium-severity vulnerability affecting sqlite sqlite. It was published on March 23, 2021 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2021-20227?

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-20227?

Check the references section for vendor advisories and patches from sqlite. Update sqlite to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2021-20227?

CyberStrike's AI-powered security agents can automatically detect CVE-2021-20227 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.