CVE-2023-32350 : What You Need to Know

A critical vulnerability, CVE-2023-32350, has been identified in Teltonika's RUT model routers firmware. This vulnerability could allow an attacker to execute malicious commands by exploiting a Lua service.

Understanding CVE-2023-32350

CVE-2023-32350 is a command injection vulnerability present in versions 00.07.00 through 00.07.03 of Teltonika's RUT router firmware. The vulnerability lies in how a user-provided package name is processed, potentially leading to the execution of malicious commands.

What is CVE-2023-32350?

Versions 00.07.00 through 00.07.03 of Teltonika's RUT router firmware contain an operating system (OS) command injection vulnerability in a Lua service. An attacker could exploit a parameter in the vulnerable function that calls a user-provided package name by instead providing a package with a malicious name that contains an OS command injection payload.

The Impact of CVE-2023-32350

This vulnerability has a CVSS base score of 8, indicating a high severity level. It poses a significant risk to confidentiality, integrity, and availability, making it crucial for affected users to take immediate action to secure their systems.

Technical Details of CVE-2023-32350

The vulnerability description revolves around an OS command injection issue, affecting RUT model routers by Teltonika. The exploit could be executed through a Lua service.

Vulnerability Description

The vulnerability allows an attacker to inject OS commands by manipulating a user-provided package name, potentially leading to unauthorized command execution.

Affected Systems and Versions

Teltonika's RUT router firmware versions 00.07.00 through 00.07.03 are confirmed to be affected by this vulnerability.

Exploitation Mechanism

By providing a malicious package name containing a command injection payload, an attacker can leverage this vulnerability to execute arbitrary commands on the target system.

Mitigation and Prevention

In response to CVE-2023-32350, users of affected Teltonika RUT routers are advised to take immediate steps to secure their devices and implement long-term security practices.

Immediate Steps to Take

Users should apply patches provided by Teltonika promptly, restrict network access, and monitor for any suspicious activities on their routers.

Long-Term Security Practices

To prevent future vulnerabilities, it is recommended to keep routers up to date, follow security best practices, and conduct regular security audits.

Patching and Updates

Stay informed about security updates from Teltonika and apply patches as soon as they are available to ensure protection against known vulnerabilities.