Multiple vulnerabilities in Gerbv

Published: 2022-03-01

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2021-40402 CVE-2021-40400
CWE-ID	CWE-125
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Gerbv Web applications / Modules and components for CMS Gerbv forked Web applications / Modules and components for CMS Gerbv dev Web applications / Modules and components for CMS Gerbv forked dev Web applications / Modules and components for CMS
Vendor	gerbv

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Out-of-bounds read

EUVDB-ID: #VU60911

Risk: High

CVSSv3.1: 8.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-40402

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to a boundary condition in the RS-274X aperture macro multiple outline primitives functionality. A remote attacker can use a specially crafted Gerber file, trigger out-of-bounds read error and read contents of memory on the system or perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Gerbv: 2.7.0

Gerbv forked: 2.7.1 - 2.8.0

Gerbv dev: All versions

External links

http://www.talosintelligence.com/vulnerability_reports/TALOS-2021-1416

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Out-of-bounds read

EUVDB-ID: #VU60910