CVE-2018-16585 : What You Need to Know

A vulnerability has been found in Artifex Ghostscript versions prior to 9.24. The PostScript command .setdistillerkeys is accepted, leading to memory corruption and potential remote attacks.

Understanding CVE-2018-16585

This CVE involves a vulnerability in Artifex Ghostscript that allows remote attackers to crash the interpreter or cause other unspecified impacts.

What is CVE-2018-16585?

The vulnerability exists in Artifex Ghostscript versions before 9.24
The .setdistillerkeys PostScript command is accepted during document processing, causing memory corruption
Remote attackers can exploit this to crash the interpreter or potentially cause other impacts

The Impact of CVE-2018-16585

Remote attackers can exploit the vulnerability to crash the interpreter
Memory corruption can lead to unspecified impacts on affected systems

Technical Details of CVE-2018-16585

This section provides technical details about the vulnerability.

Vulnerability Description

The .setdistillerkeys PostScript command is accepted, leading to memory corruption
Remote attackers can supply manipulated PostScript to exploit the vulnerability

Affected Systems and Versions

Artifex Ghostscript versions prior to 9.24 are affected

Exploitation Mechanism

Attackers can supply manipulated PostScript to exploit the vulnerability

Mitigation and Prevention

Protecting systems from CVE-2018-16585 is crucial.

Immediate Steps to Take

Update Artifex Ghostscript to version 9.24 or newer
Monitor for any unusual PostScript activity

Long-Term Security Practices

Regularly update software to the latest versions
Implement network security measures to prevent remote attacks

Patching and Updates

Apply patches and updates provided by Artifex Ghostscript to address the vulnerability