CVE-2023-3128

Grafana is validating Azure AD accounts based on the email claim. On Azure AD, the profile email field is not unique and can be easily modified. This leads to account takeover and authentication bypass when Azure AD OAuth is configured with a multi-tenant app...

Generative-AI apps & ChatGPT: Potential risks and mitigation strategies

Losing sleep over Generative-AI apps? You're not alone or wrong. According to the Astrix Security Research Group, mid size organizations already have, on average, 54 Generative-AI integrations to core systems like Slack, GitHub and Google Workspace and this number is only expected to grow. Contin...

CVE-2023-3128: Authentication Bypass by Spoofing

Grafana is validating Azure AD accounts based on the email claim. On Azure AD, the profile email field is not unique and can be easily modified. This leads to account takeover and authentication bypass when Azure AD OAuth is configured with a multi-tenant app...

Authentication Bypass in Azure AD OAuth in Grafana

Grafana is validating Azure AD accounts based on the email claim. On Azure AD, the profile email field is not unique and can be easily modified. This leads to account takeover and authentication bypass when Azure AD OAuth is configured with a multi-tenant app...

Critical 'nOAuth' Flaw in Microsoft Azure AD Enabled Complete Account Takeover

A security shortcoming in Microsoft Azure Active Directory AD Open Authorization OAuth process could have been exploited to achieve full account takeover, researchers said. California-based identity and access management service Descope, which discovered and reported the issue in April 2023, dubb...

Improper Authentication

doorkeeper is vulnerable to Improper Authentication. The vulnerability exists because user authentication is automatically processed without consent of the user if the authentication token matches, which is out of OAuth RFC 8252 spec, allowing an attacker to impersonate a user and possibly bypass...

GCP ESPv2 Hit with Critical API Authorization Bypass CVE-2023-30845

This post delves into a very impactful JWT Authentication Bypass vulnerability CVE-2023-30845 found in ESP-v2, an open-source service proxy that provides API management capabilities using Google Service Infrastructure. This vulnerability allows malicious API clients to bypass JWT authentication...

Mattermost 代码问题漏洞

Mattermost is an open source collaboration platform from Mattermost, Inc. in the United States. Mattermost has a code issue vulnerability that can be exploited by an attacker with administrator privileges to maintain privileges by obtaining an oauth2 access token...

GHSA-7W2C-W47H-789W Doorkeeper Improper Authentication vulnerability

OAuth RFC 8252 says https://www.rfc-editor.org/rfc/rfc8252section-8.6 the authorization server SHOULD NOT process authorization requests automatically without user consent or interaction, except when the identity of the client can be assured. This includes the case where the user has previously...

Improper Authentication

Overview doorkeeper is an OAuth 2 provider for Rails and Grape. Affected versions of this package are vulnerable to Improper Authentication due to automatically processing authorization requests without user consent for public clients that have been previously approved. Public clients are...

CVE-2023-34246

Doorkeeper is an OAuth 2 provider for Ruby on Rails / Grape. Prior to version 5.6.6, Doorkeeper automatically processes authorization requests without user consent for public clients that have been previous approved. Public clients are inherently vulnerable to impersonation, their identity cannot...

CVE-2023-34246

Doorkeeper is an OAuth 2 provider for Ruby on Rails / Grape. Prior to version 5.6.6, Doorkeeper automatically processes authorization requests without user consent for public clients that have been previous approved. Public clients are inherently vulnerable to impersonation, their identity cannot...

Authorization

Doorkeeper is an OAuth 2 provider for Ruby on Rails / Grape. Prior to version 5.6.6, Doorkeeper automatically processes authorization requests without user consent for public clients that have been previous approved. Public clients are inherently vulnerable to impersonation, their identity cannot...

CVE-2023-34246 Doorkeeper Improper Authentication vulnerability

Doorkeeper is an OAuth 2 provider for Ruby on Rails / Grape. Prior to version 5.6.6, Doorkeeper automatically processes authorization requests without user consent for public clients that have been previous approved. Public clients are inherently vulnerable to impersonation, their identity cannot...

CVE-2023-34246 Doorkeeper Improper Authentication vulnerability

Doorkeeper is an OAuth 2 provider for Ruby on Rails / Grape. Prior to version 5.6.6, Doorkeeper automatically processes authorization requests without user consent for public clients that have been previous approved. Public clients are inherently vulnerable to impersonation, their identity cannot...

CVE-2023-34246

Doorkeeper is an OAuth 2 provider for Ruby on Rails / Grape. Prior to version 5.6.6, Doorkeeper automatically processes authorization requests without user consent for public clients that have been previous approved. Public clients are inherently vulnerable to impersonation, their identity cannot...

CVE-2023-34246

CVE-2023-34246 affects ruby-doorkeeper, an OAuth 2 provider for Ruby on Rails and Grape. Prior to Doorkeeper 5.6.6, the gem could automatically process authorization requests for public clients that had been previously approved, enabling potential impersonation of public clients due to identity n...

CVE-2023-34246

Doorkeeper is an OAuth 2 provider for Ruby on Rails / Grape. Prior to version 5.6.6, Doorkeeper automatically processes authorization requests without user consent for public clients that have been previous approved. Public clients are inherently vulnerable to impersonation, their identity cannot...

CVE-2023-34246 Doorkeeper Improper Authentication vulnerability

Doorkeeper is an OAuth 2 provider for Ruby on Rails / Grape. Prior to version 5.6.6, Doorkeeper automatically processes authorization requests without user consent for public clients that have been previous approved. Public clients are inherently vulnerable to impersonation, their identity cannot...

Doorkeeper Improper Authentication vulnerability

OAuth RFC 8252 says https://www.rfc-editor.org/rfc/rfc8252section-8.6 the authorization server SHOULD NOT process authorization requests automatically without user consent or interaction, except when the identity of the client can be assured. This includes the case where the user has previously...