CVE-2019-12159 : Exploit Details and Defense Strategies

In the scan function, a stack-based buffer over-read vulnerability was discovered in GoHTTP before 2017-07-25, triggered by lengthy URLs.

Understanding CVE-2019-12159

This CVE identifies a specific vulnerability in GoHTTP that could lead to a stack-based buffer over-read.

What is CVE-2019-12159?

CVE-2019-12159 is a security vulnerability in GoHTTP that allows for a stack-based buffer over-read when the getRequestType function is called with a long URL.

The Impact of CVE-2019-12159

The vulnerability could potentially be exploited by an attacker to read sensitive information from the stack memory, leading to a security breach.

Technical Details of CVE-2019-12159

This section provides more in-depth technical information about the CVE.

Vulnerability Description

The vulnerability in GoHTTP before 2017-07-25 arises from a stack-based buffer over-read in the scan function when getRequestType is invoked with an extended URL.

Affected Systems and Versions

Product: GoHTTP
Vendor: N/A
Versions affected: All versions before 2017-07-25

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting a lengthy URL that triggers the buffer over-read in the scan function of GoHTTP.

Mitigation and Prevention

Protecting systems from CVE-2019-12159 requires immediate actions and long-term security measures.

Immediate Steps to Take

Update GoHTTP to a version released after 2017-07-25 to mitigate the vulnerability.
Implement URL length restrictions to prevent buffer over-read attacks.

Long-Term Security Practices

Regularly monitor and update software components to address security vulnerabilities promptly.
Conduct security audits and penetration testing to identify and remediate potential weaknesses.

Patching and Updates

Stay informed about security advisories and patches released by the GoHTTP project to address known vulnerabilities.