CVE-2018-3921

Name: CVE-2018-3921
Creator: NVD / NIST
Published: 2018-08-01T15:29:00.687+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 1.47%

Last modified Jun 17, 2026

CVE-2018-3921 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A memory corruption vulnerability exists in the PSD-parsing functionality of Computerinsel Photoline 20.54. A specially crafted PSD image processed via the application can lead to a stack overflow, overwriting arbitrary data. EPSS estimates a 1.47% chance of exploitation in the next 30 days.

Description

A memory corruption vulnerability exists in the PSD-parsing functionality of Computerinsel Photoline 20.54. A specially crafted PSD image processed via the application can lead to a stack overflow, overwriting arbitrary data. An attacker can deliver a PSD image to trigger this vulnerability and gain code execution.

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

1.47%

70.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Pl32	Photoline	20.54

References

https://talosintelligence.com/vulnerability_reports/TALOS-2018-0585Exploit, Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2018-0585Exploit, Third Party Advisory

Timeline

Published: Aug 1, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-3921?

How severe is CVE-2018-3921?

CVE-2018-3921 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.47% probability of exploitation in the next 30 days.

How do I fix CVE-2018-3921?

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-2018-3921?

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

Scan your code now

Source: NVD / NIST