CVE-2018-0463 : Security Advisory and Response
Learn about CVE-2018-0463, an information disclosure vulnerability in Cisco Network Services Orchestrator (NSO) that could allow unauthorized access to configuration data. Find mitigation steps and prevention measures here.
A vulnerability in the Cisco Network Plug and Play server component of Cisco Network Services Orchestrator (NSO) could potentially allow unauthorized access to configuration data stored on an affected NSO system.
Understanding CVE-2018-0463
This CVE involves an information disclosure vulnerability in Cisco Network Services Orchestrator (NSO) related to the Network Plug and Play server component.
What is CVE-2018-0463?
The flaw in the Cisco Network Plug and Play server component of Cisco Network Services Orchestrator (NSO) allows unauthorized individuals to access configuration data on affected NSO systems. The vulnerability stems from inadequate validation during the use of secure unique device identifiers (SUDI) for authentication.
The Impact of CVE-2018-0463
The vulnerability could lead to unauthorized access to configuration data for devices managed by the NSO system, potentially compromising sensitive information.
Technical Details of CVE-2018-0463
This section provides more in-depth technical insights into the CVE.
Vulnerability Description
- Inadequate validation by the Network Plug and Play component using SUDI for authentication
- Unauthorized access to configuration data on affected NSO systems
Affected Systems and Versions
- Product: Cisco Network Services Orchestrator
- Vendor: Cisco
- Version: Not applicable
Exploitation Mechanism
- Attacker must control a Cisco device supporting SUDI authentication
- Requires connectivity to the affected NSO system
- Crafting Cisco Network Plug and Play authentication packets to exploit the vulnerability
Mitigation and Prevention
Protecting systems from CVE-2018-0463 is crucial to maintaining security.
Immediate Steps to Take
- Apply patches and updates from Cisco promptly
- Monitor network traffic for any suspicious activity
- Restrict network access to critical systems
Long-Term Security Practices
- Regular security training for employees
- Implement network segmentation to limit the impact of potential breaches
Patching and Updates
- Regularly check for security advisories from Cisco
- Apply recommended patches and updates to mitigate the vulnerability