CVE-2022-35264 : Exploit Details and Defense Strategies

A denial of service vulnerability has been identified in the web_server hashFirst functionality of Robustel R1510 3.1.16 and 3.3.0, allowing an attacker to trigger a denial of service attack by sending a crafted network request.

Understanding CVE-2022-35264

This section provides an overview of the impact, technical details, and mitigation strategies related to CVE-2022-35264.

What is CVE-2022-35264?

CVE-2022-35264 is a denial of service vulnerability found in Robustel R1510 3.1.16 and 3.3.0 that can be exploited by an attacker through specially-crafted network requests to the

/action/import_aaa_cert_file/

API.

The Impact of CVE-2022-35264

The vulnerability allows an attacker to disrupt the availability of the affected systems, potentially leading to service outages and unresponsive web services.

Technical Details of CVE-2022-35264

This section delves into the specific technical aspects of the vulnerability, including the description, affected systems, and exploitation mechanism.

Vulnerability Description

The vulnerability arises due to improper handling of network requests in the web_server hashFirst feature of Robustel R1510 3.1.16 and 3.3.0, which can be exploited by malicious actors to trigger a denial of service condition.

Affected Systems and Versions

Robustel R1510 versions 3.1.16 and 3.3.0 are confirmed to be impacted by this vulnerability, potentially putting systems with these versions at risk.

Exploitation Mechanism

By sending a sequence of specially-crafted requests to the

/action/import_aaa_cert_file/

API, threat actors can exploit the vulnerability and launch denial of service attacks.

Mitigation and Prevention

This section outlines immediate steps and long-term security practices to protect systems from CVE-2022-35264.

Immediate Steps to Take

Organizations should apply security patches provided by Robustel promptly to mitigate the vulnerability and prevent exploitation.
Network administrators are advised to monitor network traffic for any suspicious activity targeting the identified API endpoints.

Long-Term Security Practices

Implement network segmentation to isolate critical systems and services from potentially malicious traffic.
Conduct regular security assessments and penetration testing to identify and remediate vulnerabilities proactively.

Patching and Updates

Stay informed about security updates and patches released by Robustel for Robustel R1510 to ensure systems are protected from known vulnerabilities.