CVE-2020-7674 : Exploit Details and Defense Strategies

access-policy through 3.1.0 is vulnerable to Arbitrary Code Execution. User input provided to the

template

function is executed by the

eval

function resulting in code execution.

Understanding CVE-2020-7674

access-policy through version 3.1.0 is susceptible to Arbitrary Code Execution due to improper handling of user input.

What is CVE-2020-7674?

CVE-2020-7674 is a vulnerability in access-policy versions up to 3.1.0 that allows attackers to execute arbitrary code by manipulating user input.

The Impact of CVE-2020-7674

This vulnerability can lead to unauthorized execution of code, potentially compromising the security and integrity of the affected system.

Technical Details of CVE-2020-7674

access-policy through version 3.1.0 is vulnerable to Arbitrary Code Execution.

Vulnerability Description

User input provided to the

template

function is executed by the

eval

function, enabling malicious code execution.

Affected Systems and Versions

Product: access-policy
Vendor: n/a
Versions affected: All versions including 3.1.0

Exploitation Mechanism

The vulnerability arises from the improper handling of user input, which is then processed by the

eval

function, allowing for the execution of arbitrary code.

Mitigation and Prevention

Immediate action is necessary to secure systems against CVE-2020-7674.

Immediate Steps to Take

Update access-policy to a patched version that addresses the Arbitrary Code Execution vulnerability.
Implement input validation mechanisms to sanitize user input effectively.

Long-Term Security Practices

Regularly monitor for security updates and patches for access-policy.
Educate developers on secure coding practices to prevent similar vulnerabilities in the future.

Patching and Updates

Ensure timely application of security patches and updates to mitigate the risk of Arbitrary Code Execution.