CVE-2023-5246 Explained : Impact and Mitigation

This CVE record has been published by SICK AG on October 23, 2023. It involves an authentication bypass by capture-replay in SICK Flexi Soft Gateways, potentially impacting availability, integrity, and confidentiality.

Understanding CVE-2023-5246

This vulnerability allows an unauthenticated remote attacker to exploit the SICK Flexi Soft Gateways, leading to severe consequences.

What is CVE-2023-5246?

The CVE-2023-5246 vulnerability involves an authentication bypass by capture-replay in SICK Flexi Soft Gateways with specific part numbers. It enables an unauthorized attacker to influence the gateways' availability, integrity, and confidentiality through this method.

The Impact of CVE-2023-5246

With a CVSS base score of 8.8 and a high severity level, this vulnerability poses a significant threat. It can result in a complete compromise of the affected systems, impacting confidentiality, integrity, and availability.

Technical Details of CVE-2023-5246

This section provides detailed information about the vulnerability, including affected systems, exploitation mechanisms, and potential risks associated.

Vulnerability Description

The vulnerability allows unauthenticated remote attackers to bypass authentication using capture-replay on SICK Flexi Soft Gateways, affecting their security and functionality.

Affected Systems and Versions

The following SICK AG products are affected by CVE-2023-5246:

FX0-GMOD00000
FX0-GMOD00010
FX0-GMOD00030
FX0-GPNT00000
FX0-GPNT00010
FX0-GPNT00030
FX0-GETC00000
FX0-GETC00010
FX3-GEPR00000
FX3-GEPR00010
FX0-GENT00000
FX0-GENT00010
FX0-GENT00030 All versions are affected.

Exploitation Mechanism

The vulnerability can be exploited remotely by an unauthenticated attacker, potentially leading to severe consequences for the affected systems and compromising their security.

Mitigation and Prevention

To address CVE-2023-5246 and mitigate the associated risks, the following steps can be taken:

Immediate Steps to Take

Ensure that all SICK Flexi Soft Gateways are operated following general security practices. Implement additional security measures to counter the authentication bypass vulnerability.

Long-Term Security Practices

Maintain regular security audits and assessments to identify and address any security vulnerabilities proactively. Train staff on cybersecurity best practices to enhance overall security posture.

Patching and Updates

Stay informed about security updates and patches released by SICK AG. Apply patches promptly to address known vulnerabilities and enhance system security.

By following these mitigation strategies, organizations can reduce the risk of exploitation and better protect their systems from CVE-2023-5246.