CVE-2022-35263 : Security Advisory and Response

This article provides detailed information about CVE-2022-35263, a denial of service vulnerability in Robustel R1510 versions 3.1.16 and 3.3.0.

Understanding CVE-2022-35263

This section delves into the nature of the vulnerability and its impact on affected systems.

What is CVE-2022-35263?

CVE-2022-35263 is a denial of service vulnerability present in the web_server hashFirst functionality of Robustel R1510 3.1.16 and 3.3.0. Attackers can exploit this flaw using specially-crafted network requests to trigger denial of service in the

/action/import_file/

API.

The Impact of CVE-2022-35263

The vulnerability poses a medium severity risk with a CVSS base score of 4.9. If successfully exploited, it can result in a denial of service condition, affecting the availability of the targeted system.

Technical Details of CVE-2022-35263

This section covers the vulnerability description, affected systems, and the exploitation mechanism.

Vulnerability Description

The vulnerability arises due to inadequate input validation in the web_server hashFirst functionality of the affected Robustel R1510 versions.

Affected Systems and Versions

Robustel R1510 versions 3.1.16 and 3.3.0 are confirmed to be affected by CVE-2022-35263.

Exploitation Mechanism

By sending a sequence of specially-crafted network requests, an attacker can exploit this vulnerability and cause a denial of service condition.

Mitigation and Prevention

This section explores the immediate steps to take and long-term security practices to safeguard against CVE-2022-35263.

Immediate Steps to Take

Affected users should consider applying security patches provided by Robustel promptly. Additionally, network-level protections can help minimize the risk of exploitation.

Long-Term Security Practices

Implement robust input validation mechanisms, conduct regular security assessments, and stay updated with security advisories to enhance overall system security.

Patching and Updates

Regularly check for security updates and patches released by Robustel to address CVE-2022-35263 and other potential vulnerabilities.