CVE-2019-5617 : Vulnerability Insights and Analysis

C4G BLIS, also known as Computing For Good's Basic Laboratory Information System, has a critical vulnerability in versions 3.4 and earlier, allowing unauthorized users to modify administrator-level account passwords.

Understanding CVE-2019-5617

This CVE involves an Improper Access Control vulnerability in C4G BLIS, impacting versions 3.4 and below.

What is CVE-2019-5617?

CVE-2019-5617 is a critical vulnerability in Computing For Good's Basic Laboratory Information System (C4G BLIS) versions 3.4 and earlier. It is classified as CWE-284, allowing unauthorized users to change administrator-level account passwords.

The Impact of CVE-2019-5617

The vulnerability has a CVSS v3.1 base score of 10 (Critical) with high impacts on confidentiality, integrity, and availability. Attackers can exploit this flaw remotely without user interaction, leading to unauthorized password modifications.

Technical Details of CVE-2019-5617

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability in C4G BLIS versions 3.4 and earlier is due to Improper Access Control, enabling unauthorized users to alter administrator-level account passwords.

Affected Systems and Versions

Product: Basic Laboratory Information System
Vendor: Computing For Good
Versions Affected: <= 3.4 (unspecified version type)

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: None
Scope: Changed
Availability Impact: High
Confidentiality Impact: High
Integrity Impact: High
Vector String: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Mitigation and Prevention

Protect your systems from CVE-2019-5617 by following these mitigation strategies.

Immediate Steps to Take

Update C4G BLIS to version 3.5 or later to eliminate the vulnerability.

Long-Term Security Practices

Implement strong access control measures to prevent unauthorized modifications.
Regularly monitor and audit administrator account activities.

Patching and Updates

Stay informed about security updates and promptly apply patches to address known vulnerabilities.