CVE-2018-17183 : Security Advisory and Response

Artifex Ghostscript before version 9.25 allowed a user-writable error exception table, enabling remote attackers to potentially inject malicious code by providing manipulated PostScript content.

Understanding CVE-2018-17183

Artifex Ghostscript vulnerability allowing remote code injection.

What is CVE-2018-17183?

Prior to version 9.25, Artifex Ghostscript permitted users to modify an error exception table, potentially leading to remote code execution by attackers through manipulated PostScript content.

The Impact of CVE-2018-17183

Attackers could overwrite or substitute error handlers and inject malicious code.

Technical Details of CVE-2018-17183

Artifex Ghostscript vulnerability details.

Vulnerability Description

Users could modify an error exception table, allowing remote attackers to inject code via crafted PostScript.

Affected Systems and Versions

Product: Artifex Ghostscript
Versions affected: Prior to 9.25

Exploitation Mechanism

Attackers could exploit the vulnerability remotely by providing manipulated PostScript content.

Mitigation and Prevention

Protecting systems from CVE-2018-17183.

Immediate Steps to Take

Update Artifex Ghostscript to version 9.25 or newer.
Implement network security measures to prevent unauthorized access.

Long-Term Security Practices

Regularly update software and apply security patches.
Conduct security audits to identify and address vulnerabilities.

Patching and Updates

Apply patches provided by Artifex Ghostscript to address the vulnerability.