CVE-2022-33312 : Vulnerability Insights and Analysis

This article discusses CVE-2022-33312, a critical vulnerability found in Robustel R1510 3.3.0 that allows command injection, potentially leading to arbitrary command execution.

Understanding CVE-2022-20657

CVE-2022-33312 is a severe vulnerability present in the web_server action endpoints functionalities of Robustel R1510 3.3.0, enabling attackers to execute arbitrary commands through specially-crafted network requests.

What is CVE-2022-20657?

Multiple command injection vulnerabilities exist in Robustel R1510 3.3.0, allowing malicious actors to trigger arbitrary command execution. The

/action/import_cert_file/

API is specifically susceptible to command injection attacks.

The Impact of CVE-2022-20657

This vulnerability has a base score of 9.1, categorized as critical. It poses a high risk to confidentiality, integrity, and availability, requiring no user interaction but high privileges for exploitation.

Technical Details of CVE-2022-20657

Vulnerability Description

The vulnerability arises from improper neutralization of special elements used in an OS command, specifically related to command injection (CWE-78).

Affected Systems and Versions

Robustel R1510 version 3.3.0 is affected by this vulnerability, exposing systems with this specific configuration to potential attacks.

Exploitation Mechanism

By sending a sequence of malicious requests to the

/action/import_cert_file/

API, threat actors can exploit the command injection flaw to execute unauthorized commands.

Mitigation and Prevention

Immediate Steps to Take

To mitigate the risks associated with CVE-2022-33312, users should apply security patches provided by Robustel promptly. Additionally, restrict network access to vulnerable endpoints and monitor for any suspicious activities.

Long-Term Security Practices

Implement strict input validation mechanisms, access controls, and regularly update and monitor the system for any abnormal behavior to enhance overall security posture.

Patching and Updates

Stay informed about security advisories from Robustel and promptly apply patches that address the CVE-2022-33312 vulnerability to safeguard the system against potential exploitation.