CVE-2021-43113 is a critical command injection vulnerability affecting iTextPDF versions 7 up to, but excluding, 7.1.17. It allows an attacker to execute arbitrary commands by manipulating a CompareTool filename, which is then mishandled on the Ghostscript command line. With a CVSS score of 9.8 (Critical), this vulnerability has a network attack vector, low attack complexity, and can lead to complete compromise of confidentiality, integrity, and availability. While there is no evidence of active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion with 10 mentions, indicating awareness.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 7.0.0, < 7.1.17CPE matchmatch criteria | cpe:2.3:a:itextpdf:itext:*:*:*:*:*:*:*:* | ||
10.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | ||
11.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.