CVE-2020-17403 : Security Advisory and Response

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit Studio Photo 3.6.6.922. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of PSD files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated structure. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-11003.

Understanding CVE-2020-17403

This CVE pertains to a high-severity vulnerability in Foxit Studio Photo 3.6.6.922.

What is CVE-2020-17403?

CVE-2020-17403 is a vulnerability that allows remote attackers to execute arbitrary code on affected installations of Foxit Studio Photo 3.6.6.922.

The Impact of CVE-2020-17403

The impact of this vulnerability is rated as high, with a CVSS base score of 7.8. It can lead to high confidentiality, integrity, and availability impacts.

Technical Details of CVE-2020-17403

This section provides technical details about the vulnerability.

Vulnerability Description

The vulnerability is classified as CWE-787: Out-of-bounds Write. It stems from improper validation of user-supplied data, allowing attackers to write past the end of an allocated structure.

Affected Systems and Versions

Product: Studio Photo
Vendor: Foxit
Version: 3.6.6.922

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Local
User Interaction: Required
Privileges Required: None
Scope: Unchanged

Mitigation and Prevention

Protecting systems from CVE-2020-17403 requires immediate action and long-term security practices.

Immediate Steps to Take

Update Foxit Studio Photo to a patched version.
Avoid visiting suspicious or untrusted websites.
Exercise caution when opening files from unknown sources.

Long-Term Security Practices

Regularly update software and applications.
Implement security best practices to prevent code execution vulnerabilities.

Patching and Updates

Ensure timely installation of security patches and updates provided by Foxit.