Improper Certificate Validation in ATOM - Smart life App

1) Improper Certificate Validation

EUVDB-ID: #VU53752

Risk: Medium

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-20732

CWE-ID: CWE-295 - Improper Certificate Validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a man-in-the-middle (MitM) attack.

The vulnerability exists due to improper server certificate verification. A remote attacker can perform a MitM attack on the target system and eavesdrop on an encrypted communication.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

ATOM - Smart life App for Android: - - 1.8.0

ATOM - Smart life App for iOS: - - 1.8.0

CPE2.3

• cpe:2.3:a:atom_tech:atom_-_smart_life_app_for_android:*:*:*:*:*:*:*:*
• cpe:2.3:a:atom_tech:atom_-_smart_life_app_for_android:1.8.0:*:*:*:*:*:*:*
• cpe:2.3:a:atom_tech:atom_-_smart_life_app_for_ios:*:*:*:*:*:*:*:*
• cpe:2.3:a:atom_tech:atom_-_smart_life_app_for_ios:1.8.0:*:*:*:*:*:*:*

External links

https://jvn.jp/en/jp/JVN64064138/index.html
https://www.atomtech.co.jp/news/news/2055/

Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to perform certain actions on the device.

Is there known malware, which exploits this vulnerability?

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