CVE-2023-21413 : Security Advisory and Response

This CVE-2023-21413 was published on October 16, 2023, by Axis and is related to a remote code execution vulnerability during the installation of ACAP applications on the Axis device.

Understanding CVE-2023-21413

This section delves into the details of CVE-2023-21413, highlighting the vulnerability, its impact, technical details, and mitigation strategies.

What is CVE-2023-21413?

CVE-2023-21413 involves a flaw discovered by GoSecure on behalf of Genetec Inc., allowing for remote code execution when installing ACAP applications on an Axis device. The vulnerability stems from a command injection issue in the application handling service in AXIS OS, enabling attackers to run arbitrary code.

The Impact of CVE-2023-21413

The impact of CVE-2023-21413 is severe, with a CVSS base score of 9.1, categorizing it as critical. The vulnerability has a high impact on confidentiality, integrity, and availability, posing a significant threat to affected systems.

Technical Details of CVE-2023-21413

In this section, we explore the technical aspects of CVE-2023-21413, understanding the vulnerability description, affected systems, versions, and exploitation mechanism.

Vulnerability Description

The flaw in CVE-2023-21413 allows for remote code execution during the installation of ACAP applications on Axis devices. Attackers can exploit a command injection vulnerability in the AXIS OS application handling service to execute malicious code.

Affected Systems and Versions

The vulnerability affects AXIS OS versions 10.5 through 11.5, leaving systems running these versions vulnerable to remote code execution when installing ACAP applications.

Exploitation Mechanism

Exploiting CVE-2023-21413 involves leveraging the command injection vulnerability in the application handling service of AXIS OS during the installation of ACAP applications, enabling threat actors to run unauthorized code on the system.

Mitigation and Prevention

To prevent exploitation and minimize the risk posed by CVE-2023-21413, it is crucial to take immediate steps, implement long-term security practices, and apply necessary patches and updates.

Immediate Steps to Take

Organizations should promptly refer to the Axis security advisory and apply the patched AXIS OS versions provided to mitigate the vulnerability. It is essential to restrict unauthorized access and monitor for any signs of exploitation.

Long-Term Security Practices

In the long term, organizations should prioritize security measures such as regular vulnerability assessments, employee training on secure practices, implementing network segmentation, and maintaining up-to-date security protocols.

Patching and Updates

Axis has released patched versions of AXIS OS to address the vulnerability highlighted in CVE-2023-21413. Organizations should promptly update their systems to the latest secure version to safeguard against remote code execution risks.