CVE-2020-15348 : Security Advisory and Response

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 allows the use of live/CPEManager/AXCampaignManager/delete_cpes_by_ids?cpe_ids= for eval injection of Python code.

Understanding CVE-2020-15348

This CVE involves a vulnerability in Zyxel CloudCNM SecuManager versions 3.1.0 and 3.1.1 that enables the injection of Python code through a specific URL endpoint.

What is CVE-2020-15348?

The vulnerability in Zyxel CloudCNM SecuManager versions 3.1.0 and 3.1.1 allows attackers to inject Python code using a particular URL endpoint, potentially leading to unauthorized access and malicious activities.

The Impact of CVE-2020-15348

This vulnerability can be exploited by malicious actors to execute arbitrary Python code, compromising the security and integrity of the affected systems. It poses a significant risk of unauthorized access and potential data breaches.

Technical Details of CVE-2020-15348

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 are affected by the following technical details:

Vulnerability Description

The vulnerability allows the injection of Python code through the URL endpoint live/CPEManager/AXCampaignManager/delete_cpes_by_ids?cpe_ids=, enabling attackers to execute arbitrary code.

Affected Systems and Versions

Zyxel CloudCNM SecuManager 3.1.0
Zyxel CloudCNM SecuManager 3.1.1

Exploitation Mechanism

Attackers can exploit this vulnerability by sending specially crafted requests to the mentioned URL endpoint, allowing them to inject and execute Python code on the target system.

Mitigation and Prevention

To address CVE-2020-15348, consider the following mitigation strategies:

Immediate Steps to Take

Disable or restrict access to the vulnerable URL endpoint.
Implement strong input validation mechanisms to prevent code injection attacks.
Regularly monitor and analyze network traffic for any suspicious activities.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify and address vulnerabilities.
Keep systems and software up to date with the latest security patches and updates.

Patching and Updates

Apply patches or updates provided by Zyxel to fix the vulnerability and enhance the security of CloudCNM SecuManager.