CVE-2020-12811 Explained : Impact and Mitigation

Fortinet FortiManager and FortiAnalyzer versions 6.2.0 to 6.2.3 are affected by a cross-site scripting vulnerability that could allow attackers to execute unauthorized code or commands.

Understanding CVE-2020-12811

This CVE involves an improper neutralization of script-related HTML tags in the Identify Provider name field, potentially leading to a cross-site scripting (XSS) attack.

What is CVE-2020-12811?

This CVE identifies a security flaw in Fortinet FortiManager and FortiAnalyzer versions 6.2.0 to 6.2.3 that could enable attackers to execute XSS attacks through a specific field.

The Impact of CVE-2020-12811

The vulnerability may allow malicious actors to inject and execute unauthorized code or commands, compromising the security and integrity of the affected systems.

Technical Details of CVE-2020-12811

This section provides more in-depth technical insights into the vulnerability.

Vulnerability Description

An improper neutralization of script-related HTML tags in the Identify Provider name field of FortiManager and FortiAnalyzer versions 6.2.0 to 6.2.3 can lead to a cross-site scripting (XSS) exploit.

Affected Systems and Versions

Products: Fortinet FortiManager, FortiAnalyzer
Versions: 6.2.0, 6.2.1, 6.2.2, 6.2.3

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into the Identify Provider name field, potentially executing XSS attacks.

Mitigation and Prevention

Protecting systems from CVE-2020-12811 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply vendor-supplied patches or updates promptly to mitigate the vulnerability.
Monitor and restrict access to the Identify Provider name field to prevent unauthorized inputs.

Long-Term Security Practices

Regularly update and patch all software and systems to address known vulnerabilities.
Conduct security assessments and penetration testing to identify and remediate potential weaknesses.

Patching and Updates

Fortinet has likely released patches or updates to address this vulnerability. Ensure that the latest versions are installed to safeguard against exploitation.