CVE-2019-10211 Explained : Impact and Mitigation
Learn about CVE-2019-10211 affecting PostgreSQL versions before 11.5, 10.10, 9.6.15, 9.5.19, 9.4.24. Discover the impact, vulnerability details, and mitigation steps.
Postgresql Windows installer versions 11.5, 10.10, 9.6.15, 9.5.19, 9.4.24 have a vulnerability due to bundled OpenSSL, allowing code execution from an unprotected directory.
Understanding CVE-2019-10211
This CVE affects PostgreSQL versions prior to 11.5, 10.10, 9.6.15, 9.5.19, 9.4.24.
What is CVE-2019-10211?
The vulnerability in the Windows installer of PostgreSQL allows the execution of code from an unprotected directory due to bundled OpenSSL.
The Impact of CVE-2019-10211
- CVSS Base Score: 7.8 (High)
- Attack Vector: Local
- Attack Complexity: Low
- Privileges Required: Low
- User Interaction: None
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
Technical Details of CVE-2019-10211
Vulnerability Description
The vulnerability arises from bundled OpenSSL in the Windows installer, enabling code execution from an unprotected directory.
Affected Systems and Versions
- PostgreSQL all 11.x before 11.5
- PostgreSQL all 10.x before 10.10
- PostgreSQL all 9.6.x before 9.6.15
- PostgreSQL all 9.5.x before 9.5.19
- PostgreSQL all 9.4.x before 9.4.24
Exploitation Mechanism
The vulnerability allows attackers to execute arbitrary code from an unprotected directory, potentially leading to system compromise.
Mitigation and Prevention
Immediate Steps to Take
- Update PostgreSQL to versions 11.5, 10.10, 9.6.15, 9.5.19, 9.4.24 or later.
- Monitor for any unusual activities on the system.
Long-Term Security Practices
- Regularly update software and apply security patches.
- Implement network segmentation to limit the impact of potential breaches.
Patching and Updates
- Stay informed about security updates from PostgreSQL.