CVE-2018-0108 : Security Advisory and Response

A vulnerability in Cisco WebEx Meetings Server allows an attacker to exploit an out-of-band XML External Entity (XXE) injection, potentially leading to unauthorized access to customer files and sensitive data.

Understanding CVE-2018-0108

This CVE involves a flaw in Cisco WebEx Meetings Server that enables an attacker to retrieve customer files through XXE injection.

What is CVE-2018-0108?

The vulnerability in Cisco WebEx Meetings Server allows unauthorized remote attackers to obtain customer files using an out-of-band XXE injection technique. This can lead to the exposure of sensitive customer data.

The Impact of CVE-2018-0108

Exploiting this vulnerability could result in unauthorized access to customer files, potentially leading to subsequent reconnaissance attacks. The attacker can intercept and divert customer files to a different destination address.

Technical Details of CVE-2018-0108

This section provides more technical insights into the vulnerability.

Vulnerability Description

The flaw in Cisco WebEx Meetings Server allows attackers to perform an out-of-band XXE injection, leading to the unauthorized retrieval of customer files.

Affected Systems and Versions

Product: Cisco WebEx Meetings Server
Version: Cisco WebEx Meetings Server

Exploitation Mechanism

Attackers can exploit the vulnerability by injecting malicious XML code to retrieve customer files.

Mitigation and Prevention

To address CVE-2018-0108, follow these mitigation strategies:

Immediate Steps to Take

Apply security patches provided by Cisco promptly.
Monitor network traffic for any suspicious activity.
Implement strict access controls to limit unauthorized access.

Long-Term Security Practices

Regularly update and patch all software and systems.
Conduct security training for employees to raise awareness of potential threats.

Patching and Updates

Ensure that the Cisco WebEx Meetings Server is updated with the latest security patches to mitigate the vulnerability.