CVE-2020-26100 : What You Need to Know

This CVE-2020-26100 article provides insights into a vulnerability in cPanel before version 88.0.3 that allows a Jailshell escape (SEC-497).

Understanding CVE-2020-26100

This section delves into the details of the vulnerability and its impact.

What is CVE-2020-26100?

CVE-2020-26100 is a security vulnerability in chsh within cPanel versions prior to 88.0.3, enabling a Jailshell escape (SEC-497).

The Impact of CVE-2020-26100

The vulnerability allows unauthorized users to escape the Jailshell environment, potentially leading to unauthorized access and privilege escalation.

Technical Details of CVE-2020-26100

Explore the technical aspects of the vulnerability.

Vulnerability Description

The flaw in chsh in cPanel versions before 88.0.3 permits a Jailshell escape, posing a security risk.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions: All versions before 88.0.3 are affected

Exploitation Mechanism

Attackers can exploit this vulnerability to break out of the restricted Jailshell environment and gain unauthorized access.

Mitigation and Prevention

Learn how to mitigate the risks associated with CVE-2020-26100.

Immediate Steps to Take

Update cPanel to version 88.0.3 or later to patch the vulnerability
Monitor system logs for any suspicious activities

Long-Term Security Practices

Implement least privilege access controls
Regularly update and patch software to prevent security vulnerabilities

Patching and Updates

Apply security patches promptly to ensure protection against known vulnerabilities