CVE-2021-43113

Published: Dec 15, 2021Modified: Feb 25, 2026

9.8

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability: 3.9 / Impact: 5.9

Source: NVD

Description

iTextPDF in iText 7 and up to (excluding 4.4.13.3) 7.1.17 allows command injection via a CompareTool filename that is mishandled on the gs (aka Ghostscript) command line in GhostscriptHelper.java.

Affected (3)

Products: Itextpdf: Itext · Debian: Debian Linux

1 product

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Itextpdf Itext	From 7.0.0 to 7.1.17

Configuration B

2 vulnerable

Vulnerable Software	Affected Versions
Debian Debian Linux	Version 10.0
Debian Debian Linux	Version 11.0

Related CWEs

CWE-77

Improper Neutralization of Special Elements used in a Command ('Command Injection')

The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.

References (10)

https://github.com/itext/itext7/releases/tag/7.1.17

Source: cve@mitre.org

Release NotesThird Party Advisory

https://github.com/itext/itextpdf/releases/tag/5.5.13.3

Source: cve@mitre.org

https://lists.debian.org/debian-lts-announce/2023/01/msg00013.html

Source: cve@mitre.org

Mailing ListThird Party Advisory

https://pastebin.com/BXnkY9YY

Source: cve@mitre.org

ExploitThird Party Advisory

https://www.debian.org/security/2023/dsa-5323

Source: cve@mitre.org

Third Party Advisory

https://github.com/itext/itext7/releases/tag/7.1.17