CVE-2017-6708 : Security Advisory and Response
Learn about CVE-2017-6708 affecting Cisco Ultra Services Framework. Discover the impact, affected versions, exploitation mechanism, and mitigation steps to secure your systems.
Cisco Ultra Services Framework AutoVNF tool contains a vulnerability in its symbolic link creation feature that could be exploited by attackers to access sensitive files or execute malicious code.
Understanding CVE-2017-6708
The vulnerability in the AutoVNF tool for Cisco Ultra Services Framework allows unauthorized attackers to potentially compromise the system by exploiting a flaw in symbolic link creation.
What is CVE-2017-6708?
The vulnerability arises from the lack of validation checks on input used for creating symbolic links in the AutoVNF tool for Cisco Ultra Services Framework.
The Impact of CVE-2017-6708
- Attackers could gain access to sensitive files or execute harmful code on the targeted system.
- All versions of Cisco Ultra Services Framework before 5.0.3 and 5.1 are affected.
Technical Details of CVE-2017-6708
The following technical details provide insight into the vulnerability and its implications.
Vulnerability Description
- The flaw in symbolic link creation allows unauthorized access to sensitive data or execution of malicious code.
Affected Systems and Versions
- Product: Cisco Ultra Services Framework
- Versions: All versions before 5.0.3 and 5.1
Exploitation Mechanism
- Attackers exploit the absence of validation checks on input for creating symbolic links.
Mitigation and Prevention
Taking immediate steps and implementing long-term security practices are crucial to mitigating the risks associated with CVE-2017-6708.
Immediate Steps to Take
- Apply security patches provided by Cisco promptly.
- Monitor network traffic for any suspicious activity.
- Restrict access to vulnerable systems.
Long-Term Security Practices
- Regularly update and patch software to prevent vulnerabilities.
- Conduct security audits and assessments to identify and address potential weaknesses.
- Educate users and employees on best security practices.
Patching and Updates
- Cisco has released patches to address the vulnerability. Ensure all affected systems are updated with the latest security fixes.