Improper Authorization in Handler for Custom URL Scheme in Lemon8 App



Published: 2022-10-19
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-41797
CWE-ID CWE-939
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe
Lemon8 App for Android
Mobile applications / Apps for mobile phones

Lemon8 App for iOS
Mobile applications / Apps for mobile phones

Vendor

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Improper Authorization in Handler for Custom URL Scheme

EUVDB-ID: #VU68482

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-41797

CWE-ID: CWE-939 - Improper Authorization in Handler for Custom URL Scheme

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a phishing attack.

The vulnerability exists due to improper restriction of function to access a requested URL using Custom URL Scheme/DeepLink. A remote attacker can trick a victim to access an arbitrary website.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Lemon8 App for Android: before 3.3.5

Lemon8 App for iOS: before 3.3.5

External links

http://jvn.jp/en/jp/JVN10921428/index.html


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.



###SIDEBAR###