Multiple vulnerabilities in First Corporation DVRs

Published: 2023-11-27

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2023-47213 CVE-2023-47674
CWE-ID	CWE-259 CWE-306
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	CFR-904E Hardware solutions / Other hardware appliances CFR-908E Hardware solutions / Other hardware appliances CFR-916E Hardware solutions / Other hardware appliances CFR-4EHD Hardware solutions / Other hardware appliances CFR-8EHD Hardware solutions / Other hardware appliances CFR-16EHD Hardware solutions / Other hardware appliances CFR-4EHA Hardware solutions / Other hardware appliances CFR-8EHA Hardware solutions / Other hardware appliances CFR-16EHA Hardware solutions / Other hardware appliances CFR-4EAAM Hardware solutions / Other hardware appliances CFR-4EABC Hardware solutions / Other hardware appliances CFR-4EAA Hardware solutions / Other hardware appliances CFR-8EAA Hardware solutions / Other hardware appliances CFR-16EAA Hardware solutions / Other hardware appliances CFR-4EAB Hardware solutions / Other hardware appliances CFR-8EAB Hardware solutions / Other hardware appliances CFR-16EAB Hardware solutions / Other hardware appliances CFR-1004EA Hardware solutions / Other hardware appliances CFR-1008EA Hardware solutions / Other hardware appliances CFR-1016EA Hardware solutions / Other hardware appliances MD-404HD Hardware solutions / Other hardware appliances MD-808HD Hardware solutions / Other hardware appliances MD-404HA Hardware solutions / Other hardware appliances MD-808HA Hardware solutions / Other hardware appliances MD-404AA Hardware solutions / Other hardware appliances MD-808AA Hardware solutions / Other hardware appliances MD-404AB Hardware solutions / Other hardware appliances MD-808AB Hardware solutions / Other hardware appliances
Vendor	First Co.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Use of Hard-coded Password

EUVDB-ID: #VU83491

Risk: High

CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-47213

CWE-ID: CWE-259 - Use of Hard-coded Password

Exploit availability: No

Description

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

The vulnerability exists due to use a hard-coded password. A remote attacker can rewrite or obtain the configuration information of the target device.

Mitigation

Install updates from vendor's website for the following products.

CFR-4EABC, CFR-4EAB, CFR-8EAB, CFR-16EAB, MD-404AB, MD-808AB

Vulnerable software versions

CFR-904E: All versions

CFR-908E: All versions

CFR-916E: All versions

CFR-4EHD: All versions

CFR-8EHD: All versions

CFR-16EHD: All versions

CFR-4EHA: All versions

CFR-8EHA: All versions

CFR-16EHA: All versions

CFR-4EAAM: All versions

CFR-4EABC: All versions

CFR-4EAA: All versions

CFR-8EAA: All versions

CFR-16EAA: All versions

CFR-4EAB: All versions

CFR-8EAB: All versions

CFR-16EAB: All versions

CFR-1004EA: All versions

CFR-1008EA: All versions

CFR-1016EA: All versions

MD-404HD: All versions

MD-808HD: All versions

MD-404HA: All versions

MD-808HA: All versions

MD-404AA: All versions

MD-808AA: All versions

MD-404AB: All versions

MD-808AB: All versions

External links

http://www.c-first.co.jp/information/ddososhirase/
http://www.c-first.co.jp/wp/wp-content/uploads/2023/11/tuushin.pdf
http://jvn.jp/en/vu/JVNVU99077347/

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) Missing Authentication for Critical Function

EUVDB-ID: #VU83492