CVE-2023-41113 : Security Advisory and Response
CVE-2023-41113 allows an authenticated user to access file information in EnterpriseDB Postgres Advanced Server, posing a risk of unauthorized data exposure. Learn about the impact and mitigation strategies.
An issue was discovered in EnterpriseDB Postgres Advanced Server (EPAS) before 11.21.32, 12.x before 12.16.20, 13.x before 13.12.16, 14.x before 14.9.0, and 15.x before 15.4.0. The vulnerability allows an authenticated user to obtain information about certain files on disk, including their existence, any errors when trying to read them, and limited content details, regardless of permissions.
Understanding CVE-2023-41113
This section provides insight into the impact and technical details of CVE-2023-41113.
What is CVE-2023-41113?
CVE-2023-41113 is a security flaw in EnterpriseDB Postgres Advanced Server that enables an authenticated user to gather file-related information, irrespective of permissions.
The Impact of CVE-2023-41113
The impact of this vulnerability includes the potential exposure of sensitive data due to unauthorized access to file details by authenticated users.
Technical Details of CVE-2023-41113
Let's delve deeper into the technical aspects of this CVE.
Vulnerability Description
The vulnerability allows an authenticated user to query information about files on disk, including existence, read errors, and limited content, even without proper permissions.
Affected Systems and Versions
EnterpriseDB Postgres Advanced Server versions before 11.21.32, 12.x before 12.16.20, 13.x before 13.12.16, 14.x before 14.9.0, and 15.x before 15.4.0 are affected by this issue.
Exploitation Mechanism
An authenticated user can exploit this vulnerability by taking advantage of certain non-default settings after configuring directories for filesystem access via CREATE DIRECTORY.
Mitigation and Prevention
Discover the necessary steps to mitigate and prevent exploitation of CVE-2023-41113.
Immediate Steps to Take
Immediately apply the latest security patches provided by EnterpriseDB to address this vulnerability effectively.
Long-Term Security Practices
Implement least privilege access, proper configuration management, and regular security audits to enhance overall system security.
Patching and Updates
Regularly monitor for security updates from EnterpriseDB and apply patches promptly to prevent exploitation of known vulnerabilities.