CVE-2020-7583 : Security Advisory and Response

A vulnerability has been identified in Siemens AG's Automation License Manager versions 5 and 6, allowing users with low permissions to modify protected files.

Understanding CVE-2020-7583

This CVE involves an improper authorization issue in Siemens AG's Automation License Manager software.

What is CVE-2020-7583?

The vulnerability in Automation License Manager versions 5 and 6 allows users with limited privileges to make unauthorized modifications to files that should be protected.

The Impact of CVE-2020-7583

The vulnerability could be exploited by attackers to manipulate critical files, potentially leading to unauthorized system changes and disruptions.

Technical Details of CVE-2020-7583

This section provides detailed technical information about the CVE.

Vulnerability Description

The issue arises from the software's failure to adequately validate user privileges during certain operations, enabling users with low permissions to alter files that should be restricted.

Affected Systems and Versions

Automation License Manager 5: All versions
Automation License Manager 6: All versions prior to V6.0.8

Exploitation Mechanism

Attackers with limited permissions can exploit this vulnerability to modify files that are meant to be protected against unauthorized changes.

Mitigation and Prevention

Protect your systems from CVE-2020-7583 with the following steps:

Immediate Steps to Take

Apply vendor-supplied patches promptly
Restrict access to vulnerable systems
Monitor file changes and user activities closely

Long-Term Security Practices

Regularly update software and security patches
Implement the principle of least privilege for user access
Conduct security training for users on proper file handling

Patching and Updates

Ensure you update to the latest versions of Automation License Manager to mitigate the vulnerability.