CVE-2023-3272 : Vulnerability Insights and Analysis

This CVE-2023-3272 was published by SICK AG on July 10, 2023. It involves the cleartext transmission of sensitive information in the SICK ICR890-4, potentially allowing remote attackers to intercept unencrypted network traffic to gather sensitive data.

Understanding CVE-2023-3272

This vulnerability poses a high risk, with a CVSS base score of 7.5 (High severity). The attack vector is through the network with low complexity, impacting confidentiality but not integrity or availability of the system. The vulnerability falls under the CWE-319 category related to Cleartext Transmission of Sensitive Information.

What is CVE-2023-3272?

The CVE-2023-3272 involves the transmission of sensitive information in plain text within the SICK ICR890-4 system, making it susceptible to interception by malicious actors over the network.

The Impact of CVE-2023-3272

This vulnerability could result in the exposure of crucial data to unauthorized parties, potentially leading to data breaches, espionage, or other malicious activities targeting the compromised system.

Technical Details of CVE-2023-3272

The SICK ICR890-4 version less than 2.5.0 is affected by this vulnerability, with the risk of sensitive information being exposed due to unencrypted network traffic interception.

Vulnerability Description

The issue allows remote attackers to intercept unencrypted network traffic, leading to the gathering of sensitive information processed by the SICK ICR890-4 system.

Affected Systems and Versions

Only the SICK ICR890-4 systems with versions prior to 2.5.0 are impacted by this vulnerability, exposing them to the risk of cleartext transmission of sensitive data.

Exploitation Mechanism

The vulnerability can be exploited by intercepting network traffic when sensitive information is transmitted in cleartext, without encryption, within the SICK ICR890-4 system.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-3272, immediate actions and long-term security practices are crucial.

Immediate Steps to Take

SICK recommends disabling ports 2111 & 2122 once the SICK ICR890-4 system is operational to prevent unauthorized access and interception of sensitive data over the network.

Long-Term Security Practices

Implementing encryption mechanisms, network monitoring tools, intrusion detection systems, and regular security audits can help enhance the overall security posture of the system and mitigate similar vulnerabilities in the future.

Patching and Updates

SICK AG may release patches, updates, or security advisories to address CVE-2023-3272 and enhance the security of the SICK ICR890-4 system. Stay informed about new releases and apply relevant patches promptly to safeguard against potential exploits.