CVE-2018-0100 : What You Need to Know
Learn about CVE-2018-0100 affecting Cisco AnyConnect Secure Mobility Client. Discover the impact, technical details, and mitigation steps for this vulnerability.
Cisco AnyConnect Secure Mobility Client's Profile Editor vulnerability allows local attackers to view and modify system information without authentication.
Understanding CVE-2018-0100
The vulnerability in Cisco AnyConnect Secure Mobility Client's Profile Editor could lead to unauthorized access and manipulation of system data.
What is CVE-2018-0100?
The weakness in the Profile Editor of Cisco AnyConnect allows local, unauthenticated attackers to access and alter information on the affected system by exploiting XML External Entity (XXE) entries.
The Impact of CVE-2018-0100
- Attackers can view and modify data on the system without requiring authentication
- Vulnerability arises from incorrect handling of XXE entries during XML file parsing
- Exploitation involves injecting a specially crafted XML file with malicious entries
- Identified by Cisco Bug IDs: CSCvg19341
Technical Details of CVE-2018-0100
The technical aspects of the vulnerability in Cisco AnyConnect Secure Mobility Client.
Vulnerability Description
- Improper management of XXE entries in XML file parsing
- Allows attackers to manipulate files on the system
Affected Systems and Versions
- Product: Cisco AnyConnect
- Version: Cisco AnyConnect
Exploitation Mechanism
- Attackers introduce a crafted XML file with malicious entries
- Enables unauthorized access and modification of system files
Mitigation and Prevention
Steps to mitigate and prevent exploitation of CVE-2018-0100.
Immediate Steps to Take
- Apply vendor-provided patches and updates promptly
- Monitor system logs for any suspicious activities
- Restrict access to critical systems and data
Long-Term Security Practices
- Regular security training for employees on identifying phishing attempts
- Implement network segmentation to limit lateral movement of attackers
- Conduct regular security audits and penetration testing
Patching and Updates
- Install security updates and patches released by Cisco promptly
- Follow best practices for secure configuration of the Cisco AnyConnect Secure Mobility Client