CVE-2018-17075 : What You Need to Know

CVE-2018-17075, published on September 16, 2018, addresses a vulnerability in the html package (x/net/html) in Go. The issue, identified before July 13, 2018, triggers a runtime error when using html.Parse with specific elements, leading to a panic. This vulnerability is associated with HTMLTreeBuilder.cpp in WebKit.

Understanding CVE-2018-17075

This section provides insights into the nature and impact of the CVE-2018-17075 vulnerability.

What is CVE-2018-17075?

The CVE-2018-17075 vulnerability in the html package of Go arises due to mishandling of the "in frameset" insertion mode. It results in a runtime error causing a panic when certain elements are used with html.Parse.

The Impact of CVE-2018-17075

The vulnerability can be exploited to trigger a runtime error, potentially leading to denial of service or other security implications.

Technical Details of CVE-2018-17075

Explore the technical aspects of the CVE-2018-17075 vulnerability.

Vulnerability Description

The issue in the html package of Go before July 13, 2018, allows for a panic-inducing runtime error when parsing specific elements using html.Parse.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions: Not applicable

Exploitation Mechanism

The vulnerability can be exploited by crafting malicious HTML content that triggers the panic condition during parsing.

Mitigation and Prevention

Learn how to mitigate the risks associated with CVE-2018-17075.

Immediate Steps to Take

Update the Go html package to a version that includes the fix for CVE-2018-17075.
Avoid parsing untrusted HTML content using the vulnerable html.Parse function.

Long-Term Security Practices

Regularly update software components to patched versions.
Implement input validation and sanitization to prevent malicious input.

Patching and Updates

Ensure that the Go html package is regularly updated to the latest secure version to prevent exploitation of CVE-2018-17075.