Remote unauthenticated command execution in Linear eMerge e3-Series

1) OS Command Injection

EUVDB-ID: #VU99571

Risk: High

CVSSv3.1: 9.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:U/RC:C]

CVE-ID: CVE-2024-9441

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation when handling data passed via the "login_id" parameter on the forgot password page. A remote unauthenticated attacker can send a specially crafted HTTP request to the application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Linear eMerge E3 Series: 0.32-03i - 1.00.07

CPE2.3

• cpe:2.3:h:nortek:linear_emerge_e3_series:1.00.07:*:*:*:*:*:*:*
• cpe:2.3:h:nortek:linear_emerge_e3_series:1.00.05:*:*:*:*:*:*:*
• cpe:2.3:h:nortek:linear_emerge_e3_series:0.32-05z:*:*:*:*:*:*:*

External links

http://ssd-disclosure.com/ssd-advisory-nortek-linear-emerge-e3-pre-auth-rce/

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. However, proof of concept for this vulnerability is available.