CVE-2023-1155 : What You Need to Know

This article provides detailed information about CVE-2023-1155, including its description, impact, technical details, and mitigation strategies.

Understanding CVE-2023-1155

In this section, we will delve into the specifics of CVE-2023-1155, shedding light on its nature and implications.

What is CVE-2023-1155?

CVE-2023-1155 pertains to the Cost Calculator plugin for WordPress, which is susceptible to Stored Cross-Site Scripting through the nd_cc_meta_box_cc_price_icon parameter in versions up to and including 1.8. The vulnerability arises from inadequate input sanitization and output escaping, enabling authenticated attackers with contributor-level permissions and above to inject arbitrary web scripts into pages.

The Impact of CVE-2023-1155

The vulnerability poses a medium risk, with a base score of 6.4 on the CVSS severity scale. Successful exploitation could lead to the execution of malicious scripts whenever a user accesses a compromised page, potentially compromising sensitive user data and system integrity.

Technical Details of CVE-2023-1155

This section provides a deeper dive into the technical aspects of CVE-2023-1155, outlining the vulnerability description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability in the Cost Calculator plugin for WordPress stems from a lack of proper input sanitization and output escaping, allowing attackers to inject harmful scripts into web pages.

Affected Systems and Versions

The Cost Calculator plugin versions up to and including 1.8 are impacted by CVE-2023-1155. Users utilizing these versions are at risk of exploitation if adequate precautions are not taken.

Exploitation Mechanism

Authenticated attackers with contributor-level permissions and above can leverage the vulnerability to embed and execute arbitrary web scripts within compromised pages, posing a serious threat to website security.

Mitigation and Prevention

In this section, we highlight the necessary steps to mitigate the risks associated with CVE-2023-1155 and prevent potential exploitation.

Immediate Steps to Take

Update the Cost Calculator plugin to version 1.9 or higher to patch the vulnerability.
Implement strict input validation and output sanitization practices to prevent script injection.
Regularly monitor and audit user permissions to limit access and reduce the attack surface.

Long-Term Security Practices

Educate users on safe coding practices to minimize the likelihood of introducing vulnerabilities.
Conduct regular security audits and vulnerability assessments to identify and remediate potential risks proactively.
Stay informed about security best practices and emerging threats to enhance overall cyber resilience.

Patching and Updates

Stay vigilant for security advisories and updates from Wordfence and WordPress.org to address known vulnerabilities promptly. Regularly apply patches and security updates to ensure a secure and robust website environment.