CVE-2018-3870 : What You Need to Know

Canvas Draw version 4.0.0 by ACD Systems is affected by a vulnerability in the PCX parsing functionality, allowing attackers to execute arbitrary code through a specially crafted PCX image.

Understanding CVE-2018-3870

This CVE entry describes a specific vulnerability in Canvas Draw version 4.0.0.

What is CVE-2018-3870?

The vulnerability in Canvas Draw version 4.0.0 enables attackers to trigger an out-of-bounds write by exploiting the PCX parsing functionality, leading to arbitrary data overwriting and potential code execution.

The Impact of CVE-2018-3870

The impact of this vulnerability is rated as high, with a CVSS base score of 8.8. It requires no special privileges from the attacker and user interaction is necessary to exploit the vulnerability. The confidentiality, integrity, and availability of affected systems are all at risk.

Technical Details of CVE-2018-3870

Canvas Draw version 4.0.0 vulnerability details.

Vulnerability Description

The PCX parsing functionality in Canvas Draw 4.0.0 allows an out-of-bounds write when processing a malicious PCX image, potentially leading to code execution.

Affected Systems and Versions

Product: Canvas Draw
Vendor: ACD Systems
Affected Version: ACD Systems Canvas Draw 4.0.0

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: None
User Interaction: Required
Scope: Unchanged
Availability Impact: High
Confidentiality Impact: High
Integrity Impact: High

Mitigation and Prevention

Protecting systems from CVE-2018-3870.

Immediate Steps to Take

Update Canvas Draw to a non-vulnerable version if available.
Avoid opening PCX images from untrusted sources.
Implement network security measures to prevent malicious PCX image delivery.

Long-Term Security Practices

Regularly update software and apply security patches.
Conduct security training to educate users on identifying and handling suspicious files.

Patching and Updates

Check for security advisories from ACD Systems regarding CVE-2018-3870.