CVE-2018-0460 : What You Need to Know

A weakness has been discovered in the REST API of Cisco Enterprise NFV Infrastructure Software (NFVIS) that could potentially enable a remote attacker, who is authenticated, to access and view any file on the targeted system. This vulnerability is a result of inadequate verification checks for authorization and parameters. An attacker could effectively exploit this vulnerability by sending a malicious API request containing the authentication credentials of a user with limited privileges. If the exploit is successful, the attacker will be able to read any file on the compromised system.

Understanding CVE-2018-0460

This CVE identifies an information disclosure vulnerability in Cisco Enterprise NFV Infrastructure Software (NFVIS) due to insufficient authorization and parameter validation checks in its REST API.

What is CVE-2018-0460?

The vulnerability in the REST API of Cisco NFVIS allows a remote attacker with authentication to read any file on the system by exploiting inadequate verification checks.

The Impact of CVE-2018-0460

The vulnerability could lead to unauthorized access and viewing of sensitive files on the targeted system, compromising confidentiality and potentially exposing critical information to malicious actors.

Technical Details of CVE-2018-0460

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability in Cisco NFVIS is a result of insufficient authorization and parameter validation checks in its REST API, allowing authenticated attackers to read any file on the system.

Affected Systems and Versions

Product: Cisco Enterprise NFV Infrastructure Software
Vendor: Cisco
Affected Version: n/a

Exploitation Mechanism

Attackers exploit the vulnerability by sending a malicious API request with authentication credentials of a user with limited privileges.

Mitigation and Prevention

Protecting systems from CVE-2018-0460 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply vendor-supplied patches or updates promptly to mitigate the vulnerability.
Monitor network traffic for any suspicious activity that could indicate exploitation attempts.

Long-Term Security Practices

Implement the principle of least privilege to restrict user access and permissions.
Regularly review and update security configurations to enhance system defenses.

Patching and Updates

Regularly check for security advisories and updates from Cisco to address vulnerabilities like CVE-2018-0460.