CVE-2021-40401

2022-02-0400:00:00

ubuntu.com

use-after-free

gerbv

code execution

vulnerability

gerber file

unix

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

8.6

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

EPSS

0.004

Percentile

72.7%

JSON

A use-after-free vulnerability exists in the RS-274X aperture definition
tokenization functionality of Gerbv 2.7.0 and dev (commit b5f1eacd) and
Gerbv forked 2.7.1. A specially-crafted gerber file can lead to code
execution. An attacker can provide a malicious file to trigger this
vulnerability.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchgerbv< 2.6.1-3ubuntu0.1~esm1UNKNOWN
ubuntu20.04noarchgerbv< 2.7.0-1ubuntu0.1UNKNOWN
ubuntu22.04noarchgerbv< 2.8.2-1ubuntu0.1~esm1UNKNOWN
ubuntu16.04noarchgerbv< 2.6.0-1ubuntu0.16.04.1~esm1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	gerbv	< 2.6.1-3ubuntu0.1~esm1	UNKNOWN
ubuntu	20.04	noarch	gerbv	< 2.7.0-1ubuntu0.1	UNKNOWN
ubuntu	22.04	noarch	gerbv	< 2.8.2-1ubuntu0.1~esm1	UNKNOWN
ubuntu	16.04	noarch	gerbv	< 2.6.0-1ubuntu0.16.04.1~esm1	UNKNOWN