CVE-2021-26607 : Vulnerability Insights and Analysis

An arbitrary command execution vulnerability in TOBESOFT NEXACRO17 could allow a remote attacker to execute arbitrary commands on affected Windows systems.

Understanding CVE-2021-26607

This CVE concerns an improper input validation issue in the execDefaultBrowser method of NEXACRO17, which can be exploited by attackers to run arbitrary commands remotely.

What is CVE-2021-26607?

CVE-2021-26607 is a vulnerability in NEXACRO17 that enables a remote attacker to execute arbitrary commands due to improper input validation in the software's executive default browser function.

The Impact of CVE-2021-26607

This vulnerability poses a high severity risk with a CVSS base score of 8.1. It can lead to unauthorized command execution, potentially compromising the confidentiality, integrity, and availability of affected systems.

Technical Details of CVE-2021-26607

In this section, we will delve into the vulnerability description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability arises from improper input validation in the execDefaultBrowser method of NEXACRO17, allowing threat actors to execute arbitrary commands remotely.

Affected Systems and Versions

The vulnerability affects NEXACRO17 version 17.1.3.301 running on Windows systems.

Exploitation Mechanism

Attackers can exploit this vulnerability over a network with low complexity, requiring user interaction, but without the need for prior privileges.

Mitigation and Prevention

To address CVE-2021-26607, follow the immediate steps, adopt long-term security practices, and apply necessary patches and updates.

Immediate Steps to Take

Apply security patches or updates provided by TOBESOFT to remediate the vulnerability.
Monitor network traffic for any suspicious activities or attempts to exploit the vulnerability.

Long-Term Security Practices

Implement strong input validation mechanisms to prevent arbitrary command execution.
Conduct regular security assessments and audits to detect and mitigate similar vulnerabilities.

Patching and Updates

Ensure timely installation of security patches released by TOBESOFT for NEXACRO17 to prevent exploitation of this vulnerability.