Vulnerability Description
A trivial sandbox (enabled with the `-dSAFER` option) escape flaw was found in the ghostscript interpreter by injecting a specially crafted pipe command. This flaw allows a specially crafted document to execute arbitrary commands on the system in the context of the ghostscript interpreter. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Artifex | Ghostscript | 9.50 |
| Fedoraproject | Fedora | 34 |
Related Weaknesses (CWE)
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2002271Issue TrackingPatchThird Party Advisory
- https://ghostscript.com/CVE-2021-3781.htmlPatchVendor Advisory
- https://security.gentoo.org/glsa/202211-11Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2002271Issue TrackingPatchThird Party Advisory
- https://ghostscript.com/CVE-2021-3781.htmlPatchVendor Advisory
- https://security.gentoo.org/glsa/202211-11Third Party Advisory
FAQ
What is CVE-2021-3781?
CVE-2021-3781 is a vulnerability with a CVSS score of 9.9 (CRITICAL). A trivial sandbox (enabled with the `-dSAFER` option) escape flaw was found in the ghostscript interpreter by injecting a specially crafted pipe command. This flaw allows a specially crafted document ...
How severe is CVE-2021-3781?
CVE-2021-3781 has been rated CRITICAL with a CVSS base score of 9.9/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2021-3781?
Check the references section above for vendor advisories and patch information. Affected products include: Artifex Ghostscript, Fedoraproject Fedora.