CVE-2023-1147 : Vulnerability Insights and Analysis

This CVE, assigned on March 2, 2023, pertains to a Cross-site Scripting (XSS) vulnerability stored in the GitHub repository flatpressblog/flatpress prior to version 1.3.

Understanding CVE-2023-1147

This section will delve into what exactly CVE-2023-1147 entails and its potential impact on systems and users.

What is CVE-2023-1147?

CVE-2023-1147 is a Cross-site Scripting (XSS) vulnerability found in the flatpressblog/flatpress GitHub repository before version 1.3. This vulnerability could allow attackers to inject malicious scripts into web pages viewed by other users.

The Impact of CVE-2023-1147

The impact of this vulnerability is rated as MEDIUM severity with a CVSS base score of 6.5. It can lead to confidentiality and integrity issues as attackers can execute arbitrary code within the context of the affected site.

Technical Details of CVE-2023-1147

In this section, we will explore the technical aspects of CVE-2023-1147, including its description, affected systems, and exploitation mechanism.

Vulnerability Description

The vulnerability (CWE-79) arises from improper neutralization of input during web page generation, enabling Cross-site Scripting attacks within the flatpressblog/flatpress repository.

Affected Systems and Versions

The affected vendor is flatpressblog, specifically the product flatpressblog/flatpress with versions less than 1.3. Systems using versions prior to 1.3 are at risk of exploitation.

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into input fields or URLs on the vulnerable web application, leading to unauthorized access or data theft.

Mitigation and Prevention

To safeguard systems and data from CVE-2023-1147, it is essential to take immediate steps, implement long-term security practices, and apply available patches and updates.

Immediate Steps to Take

Update flatpressblog/flatpress to version 1.3 or above to mitigate the XSS vulnerability.
Implement input validation and output encoding to prevent malicious script injections.

Long-Term Security Practices

Regularly audit and sanitize user input to prevent XSS attacks.
Educate developers and users on secure coding practices to minimize the risk of similar vulnerabilities.

Patching and Updates

Keep the flatpressblog/flatpress repository up to date with the latest security patches and releases to address known vulnerabilities and enhance overall system security.