CVE Vulnerability

CVE-2020-15233

ORY Fosite is a security first OAuth2 & OpenID Connect framework for Go. In Fosite from version 0.30.2 and before version 0.34.1, there is an issue in which an an attacker can override the registered redirect URL by performing an OAuth flow and requesting a redirect URL that is to the loopback adapter. Attackers can provide both custom URL query parameters to their loopback redirect URL, as well as actually overriding the host of the registered redirect URL. These attacks are only applicable in scenarios where the attacker has access over the loopback interface. This vulnerability has been patched in ORY Fosite v0.34.1.

4.9 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 6.8 / Impact : 4.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

Scope

4.8 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.7 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References
Link Resource
https://github.com/ory/fosite/security/advisories/GHSA-rfq3-w54c-f9q5 Third Party Advisory
https://github.com/ory/fosite/commit/cdee51ebe721bfc8acca0fd0b86b030ca70867bf Patch Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:ory:fosite:*:*:*:*:*:*:*:*
Information

Published : 2020-10-02 09:15

Updated : 2021-11-18 04:48

NVD link : CVE-2020-15233

Mitre link : CVE-2020-15233

Products Affected
No products.
CWE
CWE-601

URL Redirection to Untrusted Site ('Open Redirect')