CVE-2018-0878 : Security Advisory and Response

Windows Remote Assistance in various Microsoft operating systems has a vulnerability that can lead to information disclosure due to XML External Entities (XXE) processing.

Understanding CVE-2018-0878

This CVE involves an information disclosure vulnerability in Windows Remote Assistance across multiple Microsoft OS versions.

What is CVE-2018-0878?

The vulnerability in Windows Remote Assistance can result in information disclosure due to the processing of XML External Entities (XXE).

The Impact of CVE-2018-0878

The vulnerability, also known as "Windows Remote Assistance Information Disclosure Vulnerability," can lead to the exposure of sensitive information.

Technical Details of CVE-2018-0878

Windows Remote Assistance in various Microsoft operating systems is affected by this vulnerability.

Vulnerability Description

The vulnerability allows for information disclosure due to the way XML External Entities (XXE) are processed.

Affected Systems and Versions

Microsoft Windows Server 2008 SP2 and R2 SP1
Windows 7 SP1
Windows 8.1 and RT 8.1
Windows Server 2012 and R2
Windows 10 Gold, 1511, 1607, 1703, and 1709
Windows Server 2016 and Windows Server, version 1709

Exploitation Mechanism

The vulnerability can be exploited through the processing of XML External Entities (XXE) in Windows Remote Assistance.

Mitigation and Prevention

Steps to address and prevent the CVE-2018-0878 vulnerability.

Immediate Steps to Take

Apply security patches provided by Microsoft promptly.
Monitor official Microsoft channels for updates and advisories.
Consider restricting access to vulnerable systems.

Long-Term Security Practices

Regularly update and patch all systems and software.
Implement network segmentation to limit the impact of potential breaches.
Conduct regular security assessments and audits.

Patching and Updates

Microsoft has released patches to address the vulnerability; ensure timely installation of these updates.