CVE-2023-1663 : Security Advisory and Response

This CVE, assigned by SNPS, was published on March 29, 2023, and affects Coverity versions prior to 2023.3.2. The vulnerability allows for forced browsing, exposing authenticated resources to unauthorized actors due to insecure servlet mapping configuration for the underlying Apache Tomcat server.

Understanding CVE-2023-1663

This section will delve into the specifics of CVE-2023-1663, including its description, impact, technical details, and mitigation strategies.

What is CVE-2023-1663?

CVE-2023-1663 is a vulnerability in Coverity versions prior to 2023.3.2, allowing unauthorized actors to access authenticated resources through forced browsing. The root cause lies in the insecure configuration of servlet mapping for the Apache Tomcat server, granting access to the downloads directory and its contents.

The Impact of CVE-2023-1663

The impact of CVE-2023-1663, with a CVSS base score of 6.5 (Medium Severity), includes unauthorized access to authenticated resources, potentially leading to data exposure or manipulation. The vulnerability is categorized under CAPEC-87 (Forceful Browsing) and poses a risk to confidentiality and availability.

Technical Details of CVE-2023-1663

Understanding the technical aspects of CVE-2023-1663 can aid in effectively addressing and mitigating the vulnerability.

Vulnerability Description

The vulnerability in Coverity versions prior to 2023.3.2 arises from insecure servlet mapping configuration for the Apache Tomcat server, enabling forced browsing and unauthorized access to authenticated resources, particularly the downloads directory.

Affected Systems and Versions

Coverity versions before 2023.3.2 are impacted by CVE-2023-1663, making them susceptible to forced browsing attacks that compromise the security of authenticated resources within the platform.

Exploitation Mechanism

The vulnerability in CVE-2023-1663 can be exploited by unauthorized actors who leverage the insecure servlet mapping configuration to navigate authenticated resources via forced browsing, potentially leading to data breaches and unauthorized access.

Mitigation and Prevention

To safeguard systems against CVE-2023-1663, proactive measures should be implemented to mitigate the risks associated with forced browsing attacks.

Immediate Steps to Take

Immediate actions include updating Coverity to version 2023.3.2 or later to patch the vulnerability, securing servlet mapping configurations, and monitoring for any unauthorized access attempts to authenticated resources.

Long-Term Security Practices

Implement robust security practices such as regular vulnerability assessments, secure configuration management, access controls, and user authentication mechanisms to prevent unauthorized access and fortify overall system security.

Patching and Updates

Regularly check for security updates and patches released by the vendor, apply them promptly to mitigate known vulnerabilities like CVE-2023-1663, and stay informed about emerging security threats to proactively protect systems from potential risks.