CVE-2018-10900 : What You Need to Know
Learn about CVE-2018-10900, a vulnerability in Network Manager VPNC plugin allowing privilege escalation attacks. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
Network Manager VPNC plugin (networkmanager-vpnc) before version 1.2.6 has a vulnerability allowing privilege escalation via injection of a Password helper parameter.
Understanding CVE-2018-10900
The Network Manager VPNC plugin vulnerability allows attackers to execute arbitrary commands with root privileges.
What is CVE-2018-10900?
The vulnerability in the Network Manager VPNC plugin enables attackers to perform privilege escalation attacks by injecting malicious parameters into the configuration data.
The Impact of CVE-2018-10900
- CVSS Score: 8.8 (High)
- Attack Vector: Local
- Attack Complexity: Low
- Privileges Required: Low
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
- Scope: Changed
- User Interaction: None
Technical Details of CVE-2018-10900
The technical details of the CVE-2018-10900 vulnerability are as follows:
Vulnerability Description
The vulnerability allows for a privilege escalation attack by injecting a Password helper parameter into the configuration data passed to VPNC.
Affected Systems and Versions
- Affected Product: networkmanager-vpnc
- Affected Version: NetworkManager-vpnc 1.2.6
Exploitation Mechanism
Attackers exploit the vulnerability by utilizing a new line character to inject the malicious parameter, enabling the execution of arbitrary commands with root privileges.
Mitigation and Prevention
Steps to mitigate and prevent exploitation of CVE-2018-10900:
Immediate Steps to Take
- Update to version 1.2.6 of NetworkManager-vpnc
- Monitor for any unauthorized access or unusual activities
Long-Term Security Practices
- Regularly update software and apply security patches
- Implement least privilege access controls
Patching and Updates
- Apply patches provided by the vendor to address the vulnerability