CVE-2017-6688 : Security Advisory and Response
Learn about CVE-2017-6688, a critical vulnerability in Cisco Elastic Services Controllers allowing unauthorized access as the Linux root user. Find mitigation steps and preventive measures here.
A vulnerability in Cisco Elastic Services Controllers allows an authenticated remote attacker to log in as the Linux root user due to an Insecure Default Password Vulnerability.
Understanding CVE-2017-6688
This CVE involves a security issue in Cisco Elastic Services Controllers that could potentially grant unauthorized access to the system.
What is CVE-2017-6688?
The vulnerability in Cisco Elastic Services Controllers permits a remote attacker, once authenticated, to gain Linux root user privileges by exploiting an insecure default password.
The Impact of CVE-2017-6688
The vulnerability poses a significant risk as it allows unauthorized access to affected systems, potentially leading to data breaches, system manipulation, or further exploitation.
Technical Details of CVE-2017-6688
This section delves into the specifics of the vulnerability.
Vulnerability Description
The vulnerability in Cisco Elastic Services Controllers enables a remote attacker with authentication to access affected systems as the Linux root user due to an insecure default password.
Affected Systems and Versions
- Product: Cisco Elastic Services Controller
- Versions: 2.2(9.76)
Exploitation Mechanism
The vulnerability can be exploited by an authenticated remote attacker to log in as the Linux root user, potentially compromising the entire system.
Mitigation and Prevention
Protecting systems from CVE-2017-6688 is crucial to maintaining security.
Immediate Steps to Take
- Change default passwords immediately to strong, unique alternatives.
- Implement multi-factor authentication to enhance access security.
- Monitor system logs for any suspicious login activities.
Long-Term Security Practices
- Regularly update and patch systems to address security vulnerabilities.
- Conduct security audits and penetration testing to identify and rectify weaknesses.
- Educate users on secure password practices and the importance of system security.
Patching and Updates
Apply patches and updates provided by Cisco to address the vulnerability and enhance system security.