CVE-2023-2553 : Security Advisory and Response

This CVE involves a Cross-site Scripting (XSS) vulnerability that is stored in the GitHub repository of unilogies/bumsys prior to version 2.2.0. It was published on May 5, 2023, by @huntrdev.

Understanding CVE-2023-2553

This section will delve into what CVE-2023-2553 entails, its impact, technical details, and mitigation measures.

What is CVE-2023-2553?

CVE-2023-2553 is a Cross-site Scripting (XSS) vulnerability found in the GitHub repository of unilogies/bumsys before version 2.2.0. XSS attacks enable malicious actors to inject scripts into web pages viewed by other users.

The Impact of CVE-2023-2553

The impact of this vulnerability is rated as medium (CVSS base score 4.8). Attackers can execute malicious scripts in the context of a user's browser, potentially leading to unauthorized actions, data theft, or account compromise.

Technical Details of CVE-2023-2553

To better understand this CVE, let's explore its vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability (CWE-79) stems from improper neutralization of input during web page generation, allowing for Cross-site Scripting attacks.

Affected Systems and Versions

The affected system is the unilogies/bumsys GitHub repository, specifically versions lower than 2.2.0.

Exploitation Mechanism

Exploiting CVE-2023-2553 involves injecting malicious scripts into the web application, which can then be executed within the context of unsuspecting users' browsers.

Mitigation and Prevention

Protecting systems against CVE-2023-2553 requires immediate action and long-term security practices.

Immediate Steps to Take

Update the unilogies/bumsys repository to version 2.2.0 or above to mitigate the XSS vulnerability.
Implement input validation and output encoding to prevent script injection on web pages.

Long-Term Security Practices

Conduct regular security assessments and code reviews to identify and address vulnerabilities promptly.
Educate developers on secure coding practices to prevent XSS and other common web vulnerabilities.

Patching and Updates

Stay informed about security patches and updates for the unilogies/bumsys repository to address known vulnerabilities and improve system security.