CVE-2020-24421

Name: CVE-2020-24421
Creator: NVD / NIST
Published: 2020-10-21T22:15:12.087+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 1.80%

Last modified Jun 17, 2026

CVE-2020-24421 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Adobe InDesign version 15.1.2 (and earlier) is affected by a NULL pointer dereference bug that occurs when handling a malformed .indd file. The impact is limited to causing a denial-of-service of the client application. EPSS estimates a 1.80% chance of exploitation in the next 30 days.

Description

Adobe InDesign version 15.1.2 (and earlier) is affected by a NULL pointer dereference bug that occurs when handling a malformed .indd file. The impact is limited to causing a denial-of-service of the client application. User interaction is required to exploit this issue.

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

1.80%

75.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Adobe	Indesign	<= 15.1.2

References

https://helpx.adobe.com/security/products/indesign/apsb20-66.htmlVendor Advisory
https://helpx.adobe.com/security/products/indesign/apsb20-66.htmlVendor Advisory

Timeline

Published: Oct 21, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-24421?

How severe is CVE-2020-24421?

CVE-2020-24421 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 1.80% probability of exploitation in the next 30 days.

How do I fix CVE-2020-24421?

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.

Are you affected by CVE-2020-24421?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST