CVE-2018-0207 : Vulnerability Insights and Analysis

A security issue in the web-based user interface of Cisco Secure Access Control Server version before 5.8 patch 9 allows a remote attacker to gain unauthorized read access to specific information.

Understanding CVE-2018-0207

This CVE involves a vulnerability in the Cisco Secure Access Control Server that could be exploited by an unauthenticated attacker.

What is CVE-2018-0207?

The vulnerability in the web-based user interface of Cisco Secure Access Control Server allows a remote attacker to access specific information without authentication.

The Impact of CVE-2018-0207

The vulnerability could enable a remote attacker to obtain unauthorized read access to specific information in the affected system by exploiting XML External Entities (XXEs) during XML file parsing.

Technical Details of CVE-2018-0207

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability arises from incorrect management of XXEs during XML file parsing, allowing an attacker to gain unauthorized access.

Affected Systems and Versions

Product: Cisco Secure Access Control Server
Versions: Before 5.8 patch 9

Exploitation Mechanism

To exploit this vulnerability, an attacker needs to convince the system administrator to import a specially crafted XML file.

Mitigation and Prevention

Protecting systems from CVE-2018-0207 is crucial to prevent unauthorized access.

Immediate Steps to Take

Apply the necessary patch or update to version 5.8 patch 9.
Educate system administrators about the risks of importing untrusted XML files.

Long-Term Security Practices

Regularly update and patch software to address known vulnerabilities.
Implement network segmentation and access controls to limit exposure to potential attacks.

Patching and Updates

Ensure that the Cisco Secure Access Control Server is updated to version 5.8 patch 9 to mitigate the vulnerability.