Vulnerability identifier: #VU54860

Vulnerability risk: Low

CVSSv3.1: 3.5 [CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-20748

CWE-ID: CWE-798

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Retty App for Android
Mobile applications / Apps for mobile phones
Retty App for iOS
Mobile applications / Apps for mobile phones

Vendor:

Description

The vulnerability allows a local attacker to gain full access to vulnerable system.

The vulnerability exists due to presence of hard-coded credentials in application code. A local attacker can analyze the data in the App and obtain the API key for external services.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

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External links
http://jvn.jp/en/jp/JVN26891339/index.html
http://drive.google.com/file/d/1PBYqIsK8QxEEhGJ4SEgpY7iZw3RTTDho/view

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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