CVE-2023-39455 : What You Need to Know
Learn about CVE-2023-39455, an OS command injection vulnerability impacting ELECOM wireless LAN routers. Find out the affected systems, exploitation details, and mitigation strategies.
This article provides detailed information about CVE-2023-39455, an OS command injection vulnerability affecting ELECOM wireless LAN routers.
Understanding CVE-2023-39455
This section delves into the impact, technical details, and mitigation strategies related to CVE-2023-39455.
What is CVE-2023-39455?
CVE-2023-39455 is an OS command injection vulnerability in ELECOM wireless LAN routers that allows an authenticated user to execute arbitrary commands by sending a specially crafted request.
The Impact of CVE-2023-39455
The vulnerability affects several ELECOM routers, including WRC-600GHBK-A, WRC-1467GHBK-A, WRC-1900GHBK-A, WRC-733FEBK2-A, WRC-F1167ACF2, WRC-1467GHBK-S, and WRC-1900GHBK-S, potentially leading to unauthorized command execution.
Technical Details of CVE-2023-39455
This section provides more insight into the vulnerability description, affected systems, and the exploitation mechanism.
Vulnerability Description
The OS command injection vulnerability allows authenticated users to run unauthorized commands on affected ELECOM wireless LAN routers.
Affected Systems and Versions
The following ELECOM router models and their versions are impacted by CVE-2023-39455: WRC-600GHBK-A, WRC-1467GHBK-A, WRC-1900GHBK-A, WRC-733FEBK2-A, WRC-F1167ACF2, WRC-1467GHBK-S, and WRC-1900GHBK-S.
Exploitation Mechanism
By exploiting this vulnerability, attackers can send specially crafted requests to the affected routers, resulting in the execution of unauthorized OS commands.
Mitigation and Prevention
To address CVE-2023-39455, users are advised to take immediate steps and adopt long-term security practices.
Immediate Steps to Take
Users should update the firmware of affected ELECOM routers to the latest version provided by the manufacturer and restrict network access to trusted entities.
Long-Term Security Practices
Implementing network segmentation, strong authentication mechanisms, and regular security audits can enhance the overall security posture and prevent similar vulnerabilities.
Patching and Updates
Stay informed about security advisories from ELECOM CO., LTD. and regularly check for patches or updates to mitigate vulnerabilities like CVE-2023-39455.