CVE-2023-33556 Explained : Impact and Mitigation
Discover the details of CVE-2023-33556, a command injection flaw in TOTOLink A7100RU V7.4cu.2313_B20191024, allowing attackers to execute arbitrary commands. Learn about the impact, technical details, and mitigation steps.
TOTOLink A7100RU V7.4cu.2313_B20191024 was discovered to contain a command injection vulnerability via the staticGw parameter at /setting/setWanIeCfg.
Understanding CVE-2023-33556
This CVE refers to a command injection vulnerability found in TOTOLink A7100RU V7.4cu.2313_B20191024, allowing attackers to execute arbitrary commands.
What is CVE-2023-33556?
CVE-2023-33556 is a security vulnerability present in the TOTOLink router model A7100RU V7.4cu.2313_B20191024. The flaw enables threat actors to inject malicious commands through the 'staticGw' parameter in a specific route.
The Impact of CVE-2023-33556
The presence of this vulnerability can result in unauthorized command execution, potentially leading to further exploitation and compromise of the affected router's system integrity.
Technical Details of CVE-2023-33556
The technical aspects of this CVE highlight the specific details about the vulnerability.
Vulnerability Description
The vulnerability arises from inadequate input validation on the 'staticGw' parameter, allowing threat actors to craft and execute malicious commands within the router's configuration.
Affected Systems and Versions
TOTOLink A7100RU V7.4cu.2313_B20191024 is the specific model and version affected by this vulnerability, emphasizing the importance of prompt mitigation actions by users.
Exploitation Mechanism
By manipulating the 'staticGw' parameter in the /setting/setWanIeCfg route, malicious actors can insert unauthorized commands and potentially compromise the router's security.
Mitigation and Prevention
Addressing CVE-2023-33556 requires immediate actions and long-term security measures to safeguard against potential exploits.
Immediate Steps to Take
Users are urged to update the router's firmware to the latest version provided by the vendor to eliminate the vulnerability and prevent exploitation.
Long-Term Security Practices
Implementing robust network security practices, such as network segmentation and access control, can help mitigate the risk of similar vulnerabilities in the future.
Patching and Updates
Regularly monitoring for firmware updates and security patches from TOTOLink is vital to stay protected against evolving security threats.