What is CVE-2021-3624?

CVE-2021-3624 is a high-severity vulnerability in Dcraw Project, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2022-04-18.

How severe is CVE-2021-3624?

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

Integer overflow in Dcraw Project

CVE-2021-3624

There is an integer overflow vulnerability in dcraw. When the victim runs dcraw with a maliciously crafted X3F input image, arbitrary code may be executed in the victim's system.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2022-04-18 · 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: 0.009 (58.2th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: +0.000

Affected products

Dcraw Project — versions 9.28-2
Debian Linux — versions 9.0, 10.0, 11.0
Dcraw — versions dcraw 9.28-2

Weakness classification (CWE)

References

bugs.debian.org/cgi-bin/bugreport.cgi (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2021-3624?: CVE-2021-3624 is a high-severity vulnerability in Dcraw Project, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2022-04-18.
How severe is CVE-2021-3624?: High severity. CVSS v3 base score is 7.8 out of 10.