CVE-2022-40656

Name: CVE-2022-40656
Creator: NVD / NIST
Published: 2022-09-15T16:15:12.317+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 1.02%

Last modified Jun 17, 2026

CVE-2022-40656 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. This vulnerability allows remote attackers to execute arbitrary code on affected installations of NIKON NIS-Elements Viewer 13.2.0.21165. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. EPSS estimates a 1.02% chance of exploitation in the next 30 days.

Description

This vulnerability allows remote attackers to execute arbitrary code on affected installations of NIKON NIS-Elements Viewer 13.2.0.21165. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of ND2 files. Crafted data in a ND2 file can trigger a read past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-15072.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

1.02%

58.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Nikon	Nis-Elements Viewer	13.2.0.21165

References

https://www.zerodayinitiative.com/advisories/ZDI-22-1212/Third Party Advisory, VDB Entry
https://www.software-dl.microscope.healthcare.nikon.com/vuln/index.htmlVendor Advisory
https://www.software-dl.microscope.healthcare.nikon.com/vuln/pdf/Vulnerabilities_on_NIS-Elements_Freeware_and_L_en_240917_02.pdfVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-22-1212/Third Party Advisory, VDB Entry

Timeline

Published: Sep 15, 2022
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2022-40656?

How severe is CVE-2022-40656?

CVE-2022-40656 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.02% probability of exploitation in the next 30 days.

How do I fix CVE-2022-40656?

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-2022-40656?

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

Scan your code now

Source: NVD / NIST