CVE-2019-5953 : Security Advisory and Response

A vulnerability existing in versions of GNU Wget 1.20.1 and prior, known as buffer overflow, grants the potential for remote attackers to trigger a denial-of-service (DoS) scenario or potentially execute arbitrary code. The means by which this vulnerability is exploited remain unspecified.

Understanding CVE-2019-5953

This CVE involves a buffer overflow vulnerability in GNU Wget versions 1.20.1 and earlier, allowing remote attackers to potentially cause a denial-of-service or execute arbitrary code.

What is CVE-2019-5953?

CVE-2019-5953 is a buffer overflow vulnerability in GNU Wget versions 1.20.1 and earlier, enabling remote attackers to exploit the flaw for DoS attacks or potential code execution.

The Impact of CVE-2019-5953

The vulnerability poses a significant risk as attackers can exploit it to disrupt services or gain unauthorized access to systems running affected versions of GNU Wget.

Technical Details of CVE-2019-5953

This section provides detailed technical information about the CVE.

Vulnerability Description

The buffer overflow in GNU Wget 1.20.1 and earlier allows remote attackers to cause a denial-of-service (DoS) or execute arbitrary code via unspecified vectors.

Affected Systems and Versions

Product: GNU Wget
Vendor: The GNU Project
Versions Affected: 1.20.1 and earlier

Exploitation Mechanism

The specific means by which attackers exploit this vulnerability have not been disclosed.

Mitigation and Prevention

Protecting systems from CVE-2019-5953 requires immediate action and long-term security measures.

Immediate Steps to Take

Update GNU Wget to a non-vulnerable version if available
Implement network security measures to restrict access to vulnerable systems
Monitor network traffic for any signs of exploitation

Long-Term Security Practices

Regularly update software and apply security patches promptly
Conduct security assessments and penetration testing to identify vulnerabilities
Educate users and IT staff on best security practices

Patching and Updates

Check for patches and updates from the official GNU Wget website
Follow vendor advisories from organizations like Gentoo and Red Hat for patch releases