CVE-2020-11467 : Vulnerability Insights and Analysis

Deskpro before 2019.8.0 allows remote code execution via crafted payloads, posing a critical threat to confidentiality, integrity, and availability.

Understanding CVE-2020-11467

An issue in Deskpro before version 2019.8.0 allows attackers to achieve remote code execution by exploiting the template engine and accessible variables.

What is CVE-2020-11467?

The vulnerability in Deskpro before 2019.8.0 enables attackers to execute remote code by manipulating theme templates and abusing accessible variables.

The Impact of CVE-2020-11467

The vulnerability has a CVSS base score of 9.1 (Critical) with high impacts on confidentiality, integrity, and availability. Attackers can achieve remote code execution.

Technical Details of CVE-2020-11467

Deskpro's vulnerability allows attackers to exploit the template engine and accessible variables to execute remote code.

Vulnerability Description

Attackers can abuse accessible variables to reach a native unserialize function, triggering a set of POP gadgets for remote code execution.

Affected Systems and Versions

Product: Deskpro
Versions affected: Before 2019.8.0

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: High
Scope: Changed
User Interaction: None

Mitigation and Prevention

Steps to secure systems and prevent exploitation of CVE-2020-11467.

Immediate Steps to Take

Update Deskpro to version 2019.8.0 or later.
Monitor for any unauthorized access or changes in the helpdesk interface.

Long-Term Security Practices

Regularly review and update security configurations.
Conduct security training for administrators to prevent similar vulnerabilities.

Patching and Updates

Apply security patches promptly to mitigate known vulnerabilities.