Incorrect Authorization vulnerability in Apache APISIX. An authenticated user who holds any one of a route's required permissions or scopes can reach the protected upstream without the others, including HTTP methods the authorization server denied. This issue affects Apache APISIX: from 1.4.0 through 3.19.0.
Users are recommended to upgrade to version 3.20.0, which fixes the issue.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed
Impact Assessment
Confidentiality
None
No data leak
Integrity
None
No data modification
Availability
None
No disruption
CVSS Vector v4.0