CVE-2021-40400

An out-of-bounds read vulnerability exists in the RS-274X aperture macro outline primitive functionality of Gerbv 2.7.0 and dev (commit b5f1eacd) and the forked version of Gerbv (commit d7f42a9a). A specially-crafted Gerber file can lead to information disclosure. An attacker can provide a malicious file to trigger this vulnerability.

CVSS v3.1

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v3.0

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

CVSS v2.0

5.0 MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N

EPSS

1.27% chance of exploitation in the next 30 days, 68th percentile

Published

2022-04-14

Updated

2025-04-15

Proof-of-concept exploits (1)

• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1413

References

• CVE Record
• NVD entry

Related

• CVE-2021-40398
• CVE-2021-40401
• CVE-2021-40397
• CVE-2021-40402
• CVE-2021-40396
• CVE-2021-40403