CVE-2019-1010127 : Vulnerability Insights and Analysis

Vulnerability in VCFTools prior to version 0.1.15

Understanding CVE-2019-1010127

VCFTools version < 0.1.15 is susceptible to a Use-after-free vulnerability, potentially leading to Denial of Service or other severe impacts.

What is CVE-2019-1010127?

The vulnerability in VCFTools before version 0.1.15 allows attackers to exploit a Use-after-free issue in the header::add_FILTER_descriptor method in header.cpp by tricking victims into opening a maliciously crafted VCF file.

The Impact of CVE-2019-1010127

Exploitation could result in Denial of Service (DoS) attacks.
Attackers may achieve code execution or information disclosure.

Technical Details of CVE-2019-1010127

Vulnerability specifics and affected systems

Vulnerability Description

The vulnerability lies in the header::add_FILTER_descriptor method in header.cpp, allowing attackers to execute arbitrary code or cause a DoS condition.

Affected Systems and Versions

Product: VCFTools
Vendor: VCFTools
Versions Affected: < 0.1.15

Exploitation Mechanism

Attackers exploit the vulnerability by enticing victims to open a specially crafted VCF file.

Mitigation and Prevention

Protecting systems from CVE-2019-1010127

Immediate Steps to Take

Update VCFTools to version 0.1.15 or later to mitigate the vulnerability.
Avoid opening VCF files from untrusted or unknown sources.

Long-Term Security Practices

Regularly update software and apply security patches promptly.
Educate users on safe browsing habits and the risks associated with opening files from unfamiliar sources.

Patching and Updates

Stay informed about security advisories and updates from VCFTools to address vulnerabilities promptly.