CVE-2021-43113
CRITICALCVSS 9.8/10EPSS 5.17%
Last modified
CVE-2021-43113 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 5.17% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Itextpdf | Itext | >= 7.0.0, < 7.1.17 |
| Debian | Debian Linux | 10.0 |
| Debian | Debian Linux | 11.0 |
References
- https://github.com/itext/itext7/releases/tag/7.1.17Release Notes, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/01/msg00013.htmlMailing List, Third Party Advisory
- https://pastebin.com/BXnkY9YYExploit, Third Party Advisory
- https://www.debian.org/security/2023/dsa-5323Third Party Advisory
- https://github.com/itext/itext7/releases/tag/7.1.17Release Notes, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/01/msg00013.htmlMailing List, Third Party Advisory
- https://pastebin.com/BXnkY9YYExploit, Third Party Advisory
- https://www.debian.org/security/2023/dsa-5323Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-43113?
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.
How severe is CVE-2021-43113?
CVE-2021-43113 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 5.17% probability of exploitation in the next 30 days.
How do I fix CVE-2021-43113?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2021-43113?
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Scan your code nowSource: NVD / NIST