Critical Vulnerability in SQLite3 Package: Denial of Service and Potential Code Execution
Summary
USN-5716-2: sqlite3 vulnerability. Affects sqlite3 versions < 3.8.2-1ubuntu2.2+esm3. Fixed in 3.8.2-1ubuntu2.2+esm3. How to fix ↓
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Background
SQLite is a widely-used, lightweight, serverless SQL database engine that is embedded in applications. It is known for its simplicity and efficiency, making it a popular choice for developers. The SQLite3 package provides command-line access to the SQLite database engine, allowing users to create, manage, and query databases. However, a recent vulnerability has been discovered that affects its stability and security.
Vulnerability Detail
The vulnerability, identified as CVE-2022-35737, arises from SQLite's improper handling of certain long string arguments. This flaw can be exploited by attackers to cause the SQLite engine to crash, leading to a denial of service. In some cases, it may also allow for arbitrary code execution, posing a significant risk to applications relying on SQLite for data management.
How To Fix
Minimum fixed version
3.8.2-1ubuntu2.2+esm3
This is the first release that contains the fix.
sudo apt-get install --only-upgrade sqlite3Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
As a temporary measure, users are advised to validate and sanitize input strings before passing them to SQLite functions to mitigate the risk of triggering the vulnerability.
Conclusion
The SQLite3 vulnerability (CVE-2022-35737) poses a serious threat to applications using this database engine. It is crucial for users to update to the patched version to safeguard their systems against potential attacks. Additionally, employing input validation can serve as an interim solution while updates are being applied.
See every vulnerability recorded for sqlite3 →
FAQ
CVE-2022-35737 is a vulnerability in the SQLite3 package that can lead to denial of service and potential arbitrary code execution due to improper handling of long string arguments.
You can use the Vulert platform to monitor and alert for open-source vulnerabilities in your software. By uploading your manifest file, such as package-lock.json, you can check for vulnerabilities without any installation.
Exploitation of this vulnerability can result in application crashes and may allow attackers to execute arbitrary code, compromising the security of the application.
Yes, validating and sanitizing input strings before they are processed by SQLite can help reduce the risk of triggering the vulnerability.
Detailed information can be found in the official advisory linked to USN-5716-2 on the Ubuntu security notices page.
References
Related vulnerabilities
Recent vulnerabilities recorded for sqlite3.
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