CVE-2020-29018 : Security Advisory and Response

A format string vulnerability in FortiWeb 6.3.0 through 6.3.5 may allow an authenticated, remote attacker to read the content of memory and retrieve sensitive data via the redir parameter.

Understanding CVE-2020-29018

This CVE involves a format string vulnerability in FortiWeb versions 6.3.0 through 6.3.5, potentially enabling unauthorized data access.

What is CVE-2020-29018?

The vulnerability in FortiWeb 6.3.0 through 6.3.5 could be exploited by an authenticated remote attacker to access memory content and extract sensitive data through the redir parameter.

The Impact of CVE-2020-29018

The vulnerability may lead to unauthorized access to sensitive information, posing a risk to the confidentiality and integrity of data processed by the affected systems.

Technical Details of CVE-2020-29018

This section provides detailed technical information about the CVE.

Vulnerability Description

A format string vulnerability in FortiWeb 6.3.0 through 6.3.5 allows an attacker to read memory content and retrieve sensitive data via the redir parameter.

Affected Systems and Versions

Product: Fortinet FortiWeb
Vendor: Fortinet
Versions Affected: FortiWeb 6.3.0 through 6.3.5

Exploitation Mechanism

The vulnerability can be exploited by an authenticated remote attacker to manipulate the redir parameter, leading to unauthorized memory access and data retrieval.

Mitigation and Prevention

Protecting systems from CVE-2020-29018 requires immediate actions and long-term security measures.

Immediate Steps to Take

Apply vendor-supplied patches or updates promptly.
Monitor network traffic for any suspicious activities.
Enforce the principle of least privilege to restrict access.

Long-Term Security Practices

Conduct regular security assessments and audits.
Educate users on safe computing practices and awareness of social engineering tactics.
Implement network segmentation to contain potential breaches.

Patching and Updates

Regularly check for security advisories from Fortinet.
Keep FortiWeb systems up to date with the latest patches and firmware releases.