CVE-2023-26949 : Exploit Details and Defense Strategies

This CVE involves an arbitrary file upload vulnerability in the component /admin1/config/update of onekeyadmin v1.3.9, which allows attackers to execute arbitrary code through a crafted PHP file.

Understanding CVE-2023-26949

This section will discuss what CVE-2023-26949 is, its impact, technical details, and mitigation strategies.

What is CVE-2023-26949?

CVE-2023-26949 is an arbitrary file upload vulnerability found in the component /admin1/config/update of onekeyadmin v1.3.9. Attackers can exploit this vulnerability to execute malicious code by uploading a specially crafted PHP file.

The Impact of CVE-2023-26949

The impact of CVE-2023-26949 is severe as it allows attackers to gain unauthorized access to the system and execute malicious code, potentially leading to system compromise, data leaks, and other security breaches.

Technical Details of CVE-2023-26949

In this section, we will delve into the vulnerability description, affected systems and versions, as well as the exploitation mechanism of CVE-2023-26949.

Vulnerability Description

The vulnerability in /admin1/config/update of onekeyadmin v1.3.9 enables attackers to upload malicious PHP files, granting them the ability to execute arbitrary code on the target system.

Affected Systems and Versions

The affected systems include all instances of onekeyadmin v1.3.9. Users running this version are susceptible to exploitation if not addressed promptly.

Exploitation Mechanism

By submitting a specially crafted PHP file through the /admin1/config/update component, attackers can exploit the arbitrary file upload vulnerability to execute malicious code on the server.

Mitigation and Prevention

To safeguard systems from CVE-2023-26949, immediate steps need to be taken along with implementing long-term security practices. Patching and updates are crucial to mitigate the risk associated with this vulnerability.

Immediate Steps to Take

Disable the affected component /admin1/config/update.
Implement file upload restrictions and validation checks.
Monitor network traffic for any suspicious activities.

Long-Term Security Practices

Regularly update and patch software to prevent vulnerabilities.
Educate users on safe file handling and system security protocols.
Conduct regular security audits and penetration testing.

Patching and Updates

Developers should release a patch addressing the arbitrary file upload vulnerability in onekeyadmin v1.3.9. Users are advised to promptly apply the patch to secure their systems against potential attacks.