CVE Vulnerability

CVE-2021-27306

An improper access control vulnerability in the JWT plugin in Kong Gateway prior to 2.3.2.0 allows unauthenticated users access to authenticated routes without a valid token JWT.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://medium.com/@sew.campos/cve-2021-27306-access-an-authenticated-route-on-kong-api-gateway-6ae3d81968a3 Exploit Patch
https://docs.konghq.com/enterprise/changelog/#core-1 Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:konghq:kong_gateway:*:*:*:*:enterprise:*:*:*
Information

Published : 2021-03-18 03:15

Updated : 2022-07-12 05:42

NVD link : CVE-2021-27306

Mitre link : CVE-2021-27306

Products Affected
No products.
CWE
CWE-706