What is CVE-2018-3923?

CVE-2018-3923 is a high-severity vulnerability in Computerinsel Photoline, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2018-08-01.

How severe is CVE-2018-3923?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Computerinsel Photoline

CVE-2018-3923

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

Vulnerability class: Buffer Overflow

Published 2018-08-01 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.015 (73.0th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 73.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

Computerinsel Photoline — versions Computerinsel Photoline 20.54 for OS X
Pl32 Photoline — versions 20.54

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

www.talosintelligence.com/vulnerability_reports/TALOS-2018-0587 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2018-3923?: CVE-2018-3923 is a high-severity vulnerability in Computerinsel Photoline, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2018-08-01.
How severe is CVE-2018-3923?: High severity. CVSS v3 base score is 7.8 out of 10.