CVE-2020-28384 : Exploit Details and Defense Strategies

A vulnerability has been identified in Solid Edge SE2020 and SE2021 that could allow an attacker to execute arbitrary code due to a stack-based buffer overflow.

Understanding CVE-2020-28384

This CVE affects Siemens' Solid Edge software versions SE2020 and SE2021.

What is CVE-2020-28384?

The vulnerability in Solid Edge SE2020 and SE2021 arises from insufficient validation of user-supplied data when parsing PAR files, potentially leading to a stack-based buffer overflow.

The Impact of CVE-2020-28384

Exploitation of this vulnerability could enable an attacker to execute malicious code within the current process context.

Technical Details of CVE-2020-28384

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability results from a lack of proper validation of user-supplied data during PAR file parsing, creating a stack-based buffer overflow.

Affected Systems and Versions

Solid Edge SE2020: All Versions < SE2020MP12
Solid Edge SE2021: All Versions < SE2021MP2

Exploitation Mechanism

The vulnerability can be exploited by an attacker to execute arbitrary code within the affected application's context.

Mitigation and Prevention

Protecting systems from CVE-2020-28384 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security patches provided by Siemens promptly.
Monitor vendor sources for updates and advisories.
Implement network security measures to detect and block malicious activities.

Long-Term Security Practices

Regularly update software and firmware to the latest versions.
Conduct security assessments and penetration testing to identify vulnerabilities.
Educate users on safe computing practices to prevent exploitation.

Patching and Updates

Ensure that all affected systems are updated with the latest patches and security fixes from Siemens.