CVE-2023-44347

Application crash via malicious file NULL dereference

Published Nov 16, 2023 · Updated Aug 2, 2024

NULL pointer dereference in Adobe InDesign ID18.5 and earlier allows attackers to crash the application when a malicious file is opened. Adobe has not disclosed the parser or code path that dereferences the null pointer while processing the crafted file. Affected releases are ID18.5 and earlier and ID17.4.2 and earlier; a victim must open the file, and the crash is limited to the current user's application process.

CVSS severity5.5
Medium
EPSS probability0.31%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

NULL pointer dereference in Adobe InDesign ID18.5 and earlier allows attackers to crash the application when a malicious file is opened. Adobe has not disclosed the parser or code path that dereferences the null pointer while processing the crafted file. Affected releases are ID18.5 and earlier and ID17.4.2 and earlier; a victim must open the file, and the crash is limited to the current user's application process.

The record

CVE
CVE-2023-44347
Published
Nov 16, 2023
Updated
Aug 2, 2024
Vendor
Adobe
Product
InDesign
Classifications
CWE-476
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Nov 16, 2023CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <=ID18.5

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

Adobe · InDesignversion=0 <=ID18.5

Published CVSS scores

5.5AdobeCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-476NULL Pointer Dereference

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo