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CVE-2021-20747

nvd nist
Published: Jul 14, 2021Modified: Jun 17, 2026

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4.3
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Exploitability: 2.8 / Impact: 1.4
Source: NVD

Description

Improper authorization in handler for custom URL scheme vulnerability in Retty App for Android versions prior to 4.8.13 and Retty App for iOS versions prior to 4.11.14 allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App.

Affected (2)

Products: Retty: Retty
Retty
1 product
Retty
Configuration A
2 vulnerable
Vulnerable SoftwareAffected Versions
Retty
Retty
Before 4.8.13
Retty
Before 4.11.14

Related CWEs

CWE-862
Missing Authorization
The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

References (4)

Source: vultures@jpcert.or.jp
Third Party Advisory
Source: vultures@jpcert.or.jp
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

Timeline

No history available yet.