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CVE-2021-20873

Common vulnerabilities & exposures (CVE)

CVE databaseCVE database blogpostRelease & EoL database
 
Published at: - 28-12-2021 03:15
Last modified: - 12-01-2022 04:46
Total changes: - 2

Description

Yappli is an application development platform which provides the function to access a requested URL using Custom URL Scheme. When Android apps are developed with Yappli versions since v7.3.6 and prior to v9.30.0, they are vulnerable to improper authorization in Custom URL Scheme handler, and may be directed to unintended sites via a specially crafted URL.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Low
Attack complexity
Network
Attack vector
None
Availability
High
Confidentiality
High
Integrity
None
Privileges required
Unchanged
Scope
Required
User interaction
8.1
Base score
2.8
5.2
Exploitability score
Impact score
 

Verification logic

OR
vendor=yappli AND product=yappli AND versionStartIncluding=7.3.6 AND versionEndExcluding=9.30.0
 

Reference

 


Keywords

NVD

 

CVE-2021-20873

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures

 

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