CVE-2021-3781
Ghostscript Pipe Command Arbitary Execution
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.
INFO
Published Date :
Feb. 16, 2022, 7:15 p.m.
Last Modified :
June 26, 2023, 6:56 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
6.0
Exploitability Score :
3.1
Public PoC/Exploit Available at Github
CVE-2021-3781 has a 1 public PoC/Exploit
available at Github.
Go to the Public Exploits
tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2021-3781
.
URL | Resource |
---|---|
https://bugzilla.redhat.com/show_bug.cgi?id=2002271 | Issue Tracking Patch Third Party Advisory |
https://ghostscript.com/CVE-2021-3781.html | Patch Vendor Advisory |
https://security.gentoo.org/glsa/202211-11 | Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
None
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-3781
vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-3781
vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Reanalysis by [email protected]
Jun. 26, 2023
Action Type Old Value New Value Removed CWE NIST CWE-20 Added CWE NIST CWE-78 -
Modified Analysis by [email protected]
Jan. 31, 2023
Action Type Old Value New Value Changed Reference Type https://security.gentoo.org/glsa/202211-11 No Types Assigned https://security.gentoo.org/glsa/202211-11 Third Party Advisory -
CVE Modified by [email protected]
Nov. 22, 2022
Action Type Old Value New Value Added Reference https://security.gentoo.org/glsa/202211-11 [No Types Assigned] -
Initial Analysis by [email protected]
Feb. 28, 2022
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:C/I:C/A:C) Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=2002271 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=2002271 Issue Tracking, Patch, Third Party Advisory Changed Reference Type https://ghostscript.com/CVE-2021-3781.html No Types Assigned https://ghostscript.com/CVE-2021-3781.html Patch, Vendor Advisory Added CWE NIST CWE-20 Added CPE Configuration OR *cpe:2.3:a:artifex:ghostscript:9.50:*:*:*:*:*:*:* *cpe:2.3:a:artifex:ghostscript:9.52:*:*:*:*:*:*:* *cpe:2.3:a:artifex:ghostscript:9.53.3:*:*:*:*:*:*:* *cpe:2.3:a:artifex:ghostscript:9.54.0:*:*:*:*:*:*:* Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-3781
is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2021-3781
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.34 }} -0.01%
score
0.70717
percentile