Vulnerability DatabaseCVE-2021-3781
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CVE-2021-3781
Published:February 16, 2022
Updated:September 21, 2026
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.
Related Resources (7)
https://security.gentoo.org/glsa/202211-11
https://security-tracker.debian.org/tracker/CVE-2021-3781
https://people.canonical.com/~ubuntu-security/cve/CVE-2021-3781
https://access.redhat.com/security/cve/CVE-2021-3781
https://ghostscript.com/CVE-2021-3781.html
https://bugzilla.redhat.com/show_bug.cgi?id=2002271
https://security.alpinelinux.org/vuln/CVE-2021-3781
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CVSS v4
Base Score:
9.4
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
HIGH
Subsequent System Integrity
HIGH
Subsequent System Availability
HIGH
CVSS v3
Base Score:
9.9
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Improper Input Validation
CWE-20
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
CWE-78
EPSS
Base Score:
83.91