CVE-2019-10906 Explained : Impact and Mitigation
Learn about CVE-2019-10906, a vulnerability in Pallets Jinja versions prior to 2.10.1 allowing sandbox escape. Find out the impact, affected systems, exploitation details, and mitigation steps.
Pallets Jinja versions prior to 2.10.1 contain a vulnerability where the function str.format_map can be exploited for sandbox escape.
Understanding CVE-2019-10906
In Pallets Jinja before 2.10.1, the vulnerability in the str.format_map function allows for a sandbox escape.
What is CVE-2019-10906?
This CVE refers to a security vulnerability in Pallets Jinja versions prior to 2.10.1 that can be exploited for sandbox escape through the str.format_map function.
The Impact of CVE-2019-10906
The vulnerability in CVE-2019-10906 could potentially allow malicious actors to escape the sandbox environment, leading to unauthorized access and potential security breaches.
Technical Details of CVE-2019-10906
Pallets Jinja versions prior to 2.10.1 are affected by a vulnerability that can be exploited for sandbox escape.
Vulnerability Description
The vulnerability lies in the str.format_map function, enabling attackers to escape the sandbox environment.
Affected Systems and Versions
- Product: N/A
- Vendor: N/A
- Versions: All versions prior to 2.10.1
Exploitation Mechanism
Attackers can exploit the vulnerability by manipulating the str.format_map function to break out of the sandbox and gain unauthorized access.
Mitigation and Prevention
To address CVE-2019-10906, immediate steps should be taken to mitigate the risk and prevent exploitation.
Immediate Steps to Take
- Update Pallets Jinja to version 2.10.1 or later to patch the vulnerability.
- Monitor for any suspicious activities or unauthorized access attempts.
- Implement strict input validation to prevent malicious input.
Long-Term Security Practices
- Regularly update software and libraries to the latest versions to address known vulnerabilities.
- Conduct security audits and penetration testing to identify and remediate potential weaknesses.
Patching and Updates
- Stay informed about security advisories and patches released by Pallets Jinja.
- Apply patches promptly to ensure that systems are protected against known vulnerabilities.