CVE-2017-5207 : Vulnerability Insights and Analysis
Learn about CVE-2017-5207, a Firejail vulnerability allowing local users to gain root privileges by misusing the --shell argument. Find mitigation steps and preventive measures here.
Firejail before version 0.9.44.4 allows local users to gain root privileges by misusing the --shell argument during a bandwidth command execution.
Understanding CVE-2017-5207
Firejail vulnerability enabling local users to escalate privileges.
What is CVE-2017-5207?
Firejail, prior to version 0.9.44.4, permits local users to elevate privileges by exploiting the --shell argument in a bandwidth command.
The Impact of CVE-2017-5207
This vulnerability allows unauthorized local users to gain root privileges on affected systems.
Technical Details of CVE-2017-5207
Firejail security flaw details.
Vulnerability Description
The issue in Firejail allows local users to escalate privileges through a specific command argument.
Affected Systems and Versions
- Firejail versions before 0.9.44.4
Exploitation Mechanism
The vulnerability is exploited by utilizing the --shell argument during the execution of a bandwidth command.
Mitigation and Prevention
Protecting systems from CVE-2017-5207.
Immediate Steps to Take
- Upgrade Firejail to version 0.9.44.4 or newer
- Avoid running Firejail with untrusted users
Long-Term Security Practices
- Regularly update software and apply security patches
- Implement the principle of least privilege to restrict user capabilities
Patching and Updates
Ensure timely installation of software updates and security patches to mitigate the vulnerability.