CVE-2021-40402 CRITICAL

CVE-2021-40402

Vendor Gerbv
Product Gerbv
Weakness CWE-755
Published April 14, 2022
Last update April 15, 2025

CVSS base score

9.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality Low
Integrity None

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:H

What the vulnerability does

01Description

An out-of-bounds read vulnerability exists in the RS-274X aperture macro multiple outline primitives functionality of Gerbv 2.7.0 and dev (commit b5f1eacd), and Gerbv forked 2.7.1 and 2.8.0. A specially-crafted Gerber file can lead to information disclosure. An attacker can provide a malicious file to trigger this vulnerability.

Key dates

02Disclosure timeline

April 14, 2022 CVE published
April 15, 2025 Record updated