CVE-2020-13452 : Vulnerability Insights and Analysis
Learn about CVE-2020-13452 affecting Gotenberg versions up to 6.2.1. Discover the impact, affected systems, exploitation risks, and mitigation steps to secure your systems.
In Gotenberg through 6.2.1, insecure permissions for tini (writable by user gotenberg) potentially allow an attacker to overwrite the file, leading to denial of service or code execution.
Understanding CVE-2020-13452
This CVE identifies a security vulnerability in Gotenberg versions up to 6.2.1 that could be exploited by attackers.
What is CVE-2020-13452?
The vulnerability in Gotenberg allows unauthorized users to manipulate files due to insecure permissions, potentially leading to severe consequences like denial of service or code execution.
The Impact of CVE-2020-13452
The vulnerability could result in denial of service attacks or unauthorized code execution, posing a significant risk to the integrity and availability of affected systems.
Technical Details of CVE-2020-13452
This section provides more technical insights into the CVE.
Vulnerability Description
The insecure permissions for tini in Gotenberg versions up to 6.2.1 enable attackers to overwrite files, opening avenues for denial of service attacks or code execution.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions: Up to 6.2.1 are affected
Exploitation Mechanism
Attackers can exploit the vulnerability by leveraging the insecure permissions for tini, which are writable by the user 'gotenberg'. This could lead to file manipulation and subsequent denial of service or code execution.
Mitigation and Prevention
Protecting systems from CVE-2020-13452 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update Gotenberg to a patched version that addresses the insecure permissions issue.
- Restrict access to critical files and directories to prevent unauthorized modifications.
Long-Term Security Practices
- Regularly monitor and audit file permissions to ensure they adhere to the principle of least privilege.
- Implement strong access controls and user permissions to limit the impact of potential security vulnerabilities.
Patching and Updates
- Stay informed about security updates for Gotenberg and promptly apply patches to mitigate known vulnerabilities.