CVE-2020-17520 : What You Need to Know

In the Pulsar manager 0.1.0 version, malicious users can bypass pulsar-manager's admin permission verification mechanism by constructing special URLs, allowing access to any HTTP API.

Understanding CVE-2020-17520

This CVE identifies an information disclosure vulnerability in Pulsar Manager 0.1.0.

What is CVE-2020-17520?

CVE-2020-17520 allows malicious users to exploit a flaw in Pulsar Manager 0.1.0, enabling them to circumvent the admin permission checks through specially crafted URLs.

The Impact of CVE-2020-17520

The vulnerability permits unauthorized access to HTTP APIs, potentially leading to sensitive information exposure.

Technical Details of CVE-2020-17520

This section delves into the technical aspects of the vulnerability.

Vulnerability Description

The flaw in Pulsar Manager 0.1.0 allows malicious actors to bypass admin permission verification using crafted URLs, resulting in unauthorized access to HTTP APIs.

Affected Systems and Versions

Product: Pulsar Manager
Version: Pulsar Manager 0.1.0

Exploitation Mechanism

Malicious users can exploit this vulnerability by constructing specific URLs to evade admin permission checks and gain unauthorized access to HTTP APIs.

Mitigation and Prevention

Protecting systems from CVE-2020-17520 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Pulsar Manager to a patched version that addresses the vulnerability.
Monitor and restrict access to sensitive APIs.

Long-Term Security Practices

Regularly audit and review access controls and permissions.
Implement strong authentication mechanisms to prevent unauthorized access.

Patching and Updates

Apply security patches provided by the vendor to mitigate the vulnerability effectively.