CVE-2020-20070 : What You Need to Know

CVE-2020-20070 is a Cross Site Scripting vulnerability discovered in wkeyuan DWSurvey 1.0, enabling a remote attacker to execute arbitrary code. This CVE was published on June 20, 2023.

Understanding CVE-2020-20070

What is CVE-2020-20070?

CVE-2020-20070 is a security vulnerability that allows attackers to execute arbitrary code through a specific parameter in the qu-multi-fillblank!answers.action file of wkeyuan DWSurvey 1.0.

The Impact of CVE-2020-20070

This vulnerability can be exploited by remote attackers to run malicious code on the affected system, potentially leading to unauthorized access, data theft, or further compromise.

Technical Details of CVE-2020-20070

Vulnerability Description

The vulnerability exists in the handling of the qultemld parameter in the qu-multi-fillblank!answers.action file, which can be abused by attackers to inject and execute malicious code.

Affected Systems and Versions

Vendor: n/a
Product: n/a
Versions Affected: All versions of wkeyuan DWSurvey 1.0 are impacted.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting a malicious request containing thequltemld parameter to execute arbitrary code on the target system.

Mitigation and Prevention

Immediate Steps to Take

Disable or restrict access to the affected application until a patch is available.
Implement input validation mechanisms to sanitize user-supplied data.
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.
Stay informed about security updates and patches released by software vendors.

Patching and Updates

Apply patches or updates provided by the software vendor to remediate the vulnerability and enhance the security of the system.