CVE-2020-12847 : Vulnerability Insights and Analysis
Learn about CVE-2020-12847 affecting Pydio Cells 2.0.4 web application. Understand the impact, affected systems, exploitation method, and mitigation steps to prevent arbitrary binary execution.
Pydio Cells 2.0.4 web application allows an attacker to execute arbitrary binaries through the 'Cells Console' due to improper validation of the sendmail binary path.
Understanding CVE-2020-12847
Pydio Cells 2.0.4 web application vulnerability
What is CVE-2020-12847?
Pydio Cells 2.0.4 web application enables attackers to execute arbitrary binaries by manipulating the sendmail binary path.
The Impact of CVE-2020-12847
- Attackers can exploit the vulnerability to execute unauthorized binaries on the system.
Technical Details of CVE-2020-12847
Details of the vulnerability
Vulnerability Description
- The 'Cells Console' in Pydio Cells 2.0.4 allows administrators to configure the mailer application, including the sendmail binary path.
Affected Systems and Versions
- Product: Pydio Cells 2.0.4
- Vendor: Pydio
- Version: 2.0.4
Exploitation Mechanism
- An authenticated attacker with administrator privileges can manipulate the sendmail binary path to execute arbitrary binaries.
Mitigation and Prevention
Protecting against CVE-2020-12847
Immediate Steps to Take
- Disable the 'sendmail' option in the mailer configuration.
- Implement strict access controls to limit administrator privileges.
Long-Term Security Practices
- Regularly monitor and audit administrator activities.
- Conduct security training to raise awareness of potential threats.
Patching and Updates
- Apply patches or updates provided by Pydio to address the vulnerability.