CVE-2023-23849 : Exploit Details and Defense Strategies

This article delves into the details of CVE-2023-23849, providing an overview of its impact, technical details, and mitigation steps.

Understanding CVE-2023-23849

CVE-2023-23849 is a vulnerability that affects versions of Coverity Connect prior to 2022.12.0. It involves an unauthenticated Cross-Site Scripting vulnerability that can be exploited by any web service hosted on the same subdomain.

What is CVE-2023-23849?

The vulnerability in CVE-2023-23849 allows a malicious actor to set a cookie for the entire subdomain, potentially bypassing other security measures in place. This could lead to unauthorized access and manipulation of sensitive data.

The Impact of CVE-2023-23849

With a CVSS score of 9.8 (Critical), this vulnerability poses a significant threat. An attacker could exploit the Cross-Site Scripting vulnerability to execute malicious scripts, steal sensitive information, or initiate further attacks on the affected system.

Technical Details of CVE-2023-23849

This section discusses the specific technical aspects of the CVE-2023-23849 vulnerability, including its description, affected systems and versions, and exploitation mechanism.

Vulnerability Description

The vulnerability is categorized as CWE-79 (Improper Neutralization of Input During Web Page Generation) and involves Cross-Site Scripting, which allows attackers to inject malicious scripts into web pages viewed by other users.

Affected Systems and Versions

The vulnerability affects versions of Synopsys' Coverity product prior to 2022.12.0. Organizations using these versions are at risk of exploitation if proper mitigation measures are not implemented.

Exploitation Mechanism

By exploiting the unauthenticated Cross-Site Scripting vulnerability, an attacker can manipulate cookies on the subdomain, potentially gaining unauthorized access and compromising the security of the system.

Mitigation and Prevention

In light of CVE-2023-23849, it is crucial for organizations to take immediate steps to mitigate the risks associated with this vulnerability and implement long-term security practices.

Immediate Steps to Take

Organizations should consider implementing security measures such as input validation, content security policies, and regular security assessments to detect and prevent Cross-Site Scripting attacks.

Long-Term Security Practices

Establishing a robust security framework, conducting regular security training for personnel, and staying informed about the latest security threats can help organizations enhance their overall cybersecurity posture.

Patching and Updates

Synopsys has released a fix for the vulnerability in Coverity Connect 2022.12.0. Therefore, organizations using earlier versions are strongly advised to apply the necessary patches and updates to protect their systems from CVE-2023-23849.