Open Source Vulnerability - CVE-2018-18073 in ghostscript
Summary
CVE-2018-18073: Artifex Ghostscript allows attackers to bypass a sandbox protection mechanism by leveraging exposure of system operators in the saved execution stack in an error object. Affects ghostscript versions < 9.25-r1. Fixed in 9.25-r1. How to fix ↓
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Background
Ghostscript is an open-source interpreter for the PostScript language and the PDF file format. It is widely used for rendering and converting documents. However, a vulnerability, identified as CVE-2018-18073, has been discovered in Ghostscript that allows attackers to bypass a sandbox protection mechanism. This vulnerability arises from the exposure of system operators in the saved execution stack in an error object.
Vulnerability Detail
The CVE-2018-18073 vulnerability in Ghostscript can be exploited by attackers to bypass the sandbox protection mechanism. By leveraging the exposure of system operators in the saved execution stack in an error object, attackers can execute arbitrary code and potentially gain unauthorized access to the system. This vulnerability poses a significant risk to the security and integrity of systems running affected versions of Ghostscript.
How To Fix
Minimum fixed version
9.25-r1
This is the first release that contains the fix.
sudo apk add --upgrade ghostscriptTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
No specific workaround has been provided for this vulnerability. It is crucial to update Ghostscript to the fixed version to address the vulnerability effectively.
Conclusion
The CVE-2018-18073 vulnerability in Ghostscript poses a significant risk to systems running affected versions. It is crucial to update Ghostscript to version 9.25-r1 or later to mitigate the risk of exploitation. For further support on vulnerability remediation, you can contact DevNack.com.
See every vulnerability recorded for ghostscript →
FAQ
Ghostscript is an open-source interpreter for the PostScript language and the PDF file format. It is commonly used for rendering and converting documents.
The CVE-2018-18073 vulnerability allows attackers to bypass the sandbox protection mechanism in Ghostscript, potentially leading to the execution of arbitrary code and unauthorized access to the system.
To fix the vulnerability, update Ghostscript to version 9.25-r1 or later. This update includes a fix for the vulnerability and ensures that the sandbox protection mechanism is not bypassed.
No specific workaround has been provided for this vulnerability. It is essential to update Ghostscript to the fixed version to address the vulnerability effectively.
For more information about CVE-2018-18073, you can refer to the official CVE database or the provided source link: https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-18073.json
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