CVE-2020-9355 : What You Need to Know

A privilege escalation vulnerability in danfruehauf NetworkManager-ssh before version 1.2.11 due to mishandling of extra options.

Understanding CVE-2020-9355

This CVE involves a security issue in NetworkManager-ssh that could lead to privilege escalation.

What is CVE-2020-9355?

CVE-2020-9355 is a vulnerability in NetworkManager-ssh versions prior to 1.2.11 that allows attackers to escalate privileges by exploiting mishandled extra options.

The Impact of CVE-2020-9355

The vulnerability could be exploited by malicious actors to gain elevated privileges on affected systems, potentially leading to unauthorized access and control.

Technical Details of CVE-2020-9355

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

Vulnerability Description

The vulnerability in NetworkManager-ssh before 1.2.11 arises from the incorrect handling of additional options, enabling privilege escalation.

Affected Systems and Versions

Affected Product: NetworkManager-ssh
Affected Version: Before 1.2.11

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating the mishandled extra options to gain unauthorized privileges on the system.

Mitigation and Prevention

Protecting systems from CVE-2020-9355 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update NetworkManager-ssh to version 1.2.11 or newer to mitigate the vulnerability.
Monitor system logs for any suspicious activities that could indicate exploitation.

Long-Term Security Practices

Regularly update software and apply security patches to prevent known vulnerabilities.
Implement the principle of least privilege to restrict user access and minimize the impact of potential breaches.

Patching and Updates

Ensure that all software components, including NetworkManager-ssh, are regularly updated to the latest secure versions to address known vulnerabilities.