CVE-2020-19190 : What You Need to Know

A Buffer Overflow vulnerability in _nc_find_entry in ncurses 6.1 allows remote attackers to cause a denial of service via a crafted command.

Understanding CVE-2020-19190

This CVE involves a Buffer Overflow vulnerability in ncurses 6.1 that can be exploited by remote attackers to trigger a denial of service.

What is CVE-2020-19190?

The vulnerability lies in _nc_find_entry in tinfo/comp_hash.c:70 in ncurses 6.1, enabling attackers to disrupt services by sending specifically crafted commands.

The Impact of CVE-2020-19190

Remote attackers can exploit this vulnerability to cause a denial of service on affected systems.

Technical Details of CVE-2020-19190

This section provides technical insights into the vulnerability.

Vulnerability Description

The Buffer Overflow vulnerability in _nc_find_entry in ncurses 6.1 allows attackers to disrupt services by sending malicious commands.

Affected Systems and Versions

Vendor: n/a
Product: n/a
Versions: n/a (affected)

Exploitation Mechanism

Attackers can exploit this vulnerability remotely by sending specially crafted commands to the affected system.

Mitigation and Prevention

Protecting systems from CVE-2020-19190 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply vendor patches or updates as soon as they are available.
Implement network security measures to prevent unauthorized access.
Monitor system logs for any unusual activities that could indicate an attack.

Long-Term Security Practices

Regularly update and patch software to address known vulnerabilities.
Conduct security audits and penetration testing to identify and mitigate potential risks.
Educate users on safe computing practices to prevent social engineering attacks.

Patching and Updates

Stay informed about security advisories and updates from relevant vendors to apply patches promptly.