CVE-2017-5932 : Vulnerability Insights and Analysis
Learn about CVE-2017-5932, a Bash 4.4 vulnerability allowing local users to gain elevated privileges. Find out how to mitigate and prevent exploitation.
This CVE involves a vulnerability in Bash 4.4 that allows local users to gain elevated privileges by exploiting the path autocompletion feature.
Understanding CVE-2017-5932
What is CVE-2017-5932?
The vulnerability in Bash 4.4 enables local users to escalate their privileges by using a specially crafted filename.
The Impact of CVE-2017-5932
Exploiting this vulnerability can lead to unauthorized access and potential system compromise.
Technical Details of CVE-2017-5932
Vulnerability Description
By manipulating the path autocompletion feature in Bash 4.4 with a specific filename, attackers can gain elevated privileges.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions: Affected
Exploitation Mechanism
Attackers can exploit this vulnerability by creating a filename starting with a double quote and a command substitution metacharacter.
Mitigation and Prevention
Immediate Steps to Take
- Monitor and restrict user permissions
- Implement least privilege access
- Regularly update and patch Bash installations
Long-Term Security Practices
- Conduct regular security training for users
- Employ intrusion detection systems
- Perform security audits and assessments
Patching and Updates
Apply official patches and updates provided by Bash to mitigate the vulnerability.