Microsoft: Storm-1283 Sent 927,000 Phishing Emails with Malicious OAuth Apps

By Deeba Ahmed Cloud Security Shakeup: Experts Urge Caution as OAuth Becomes Hacker Playground. This is a post from HackRead.com Read the original post: Microsoft: Storm-1283 Sent 927,000 Phishing Emails with Malicious OAuth Apps...

Microsoft Warns of Hackers Exploiting OAuth for Cryptocurrency Mining and Phishing

Microsoft has warned that adversaries are using OAuth applications as an automation tool to deploy virtual machines VMs for cryptocurrency mining and launch phishing attacks. "Threat actors compromise user accounts to create, modify, and grant high privileges to OAuth applications that they can...

Threat actors misuse OAuth applications to automate financially driven attacks

Threat actors are misusing OAuth applications as an automation tool in financially motivated attacks. OAuth is an open standard for token-based authentication and authorization that enables applications to get access to data and resources based on permissions set by a user. Threat actors compromi...

Threat actors misuse OAuth applications to automate financially driven attacks

Threat actors are misusing OAuth applications as an automation tool in financially motivated attacks. OAuth is an open standard for token-based authentication and authorization that enables applications to get access to data and resources based on permissions set by a user. Threat actors compromi...

CVE-2022-39222

A flaw was found in Dex, an identity service that uses OpenID Connect to drive authentication for other apps. This issue may allow an attacker to make a victim navigate to a malicious website and guide them through the OIDC flow, stealing the OAuth authorization code in the process. The...

Microsoft Incident Response lessons on preventing cloud identity compromise

Microsoft observed a surge in cyberattacks targeting identities in 2023, with attempted password-based attacks increasing by more than tenfold in the first quarter of 2023 compared to the same period in 2022. Threat actors leverage compromised identities to achieve a significant level of access t...

Microsoft Incident Response lessons on preventing cloud identity compromise

Microsoft observed a surge in cyberattacks targeting identities in 2023, with attempted password-based attacks increasing by more than tenfold in the first quarter of 2023 compared to the same period in 2022. Threat actors leverage compromised identities to achieve a significant level of access t...

The vulnerability of the “Allow Subdomains” configuration in the OAuth2 authentication platform allows a hacker to bypass security restrictions and redirect users to any arbitrary URL address.

The vulnerability of the “Allow Subdomains” configuration in the OAuth2 authentication platform is related to deficiencies in access control. Exploiting this vulnerability allows a malicious actor to bypass security restrictions and redirect users to any arbitrary URL address...

A Bootiful Podcast: Spring Security legend Laura Spilca joins us to talk Spring Authorization Server and upgrading to Spring Boot 3

Hi, Spring fans! This week, my first as an employee of Broadcom, I am joined by Spring Security community legend Laura Spilca and we talk about all things security, OAuth, and more...

Design Flaw in Google Workspace Could Let Attackers Gain Unauthorized Access

Cybersecurity researchers have detailed a "severe design flaw" in Google Workspace's domain-wide delegation DWD feature that could be exploited by threat actors to facilitate privilege escalation and obtain unauthorized access to Workspace APIs without super admin privileges. "Such exploitation...

Mattermost Open Redirect vulnerability

Mattermost fails to properly check a redirect URL parameter allowing for an open redirect was possible when the user clicked "Back to Mattermost" after providing a invalid custom url scheme in /oauth/service/mobilelogin?redirectto=...

GHSA-4GHX-8JW8-P76Q Mattermost Open Redirect vulnerability

Mattermost fails to properly check a redirect URL parameter allowing for an open redirect was possible when the user clicked "Back to Mattermost" after providing a invalid custom url scheme in /oauth/service/mobilelogin?redirectto=...

CVE-2023-47168 Open redirect in /oauth/<service>/mobile_login?redirect_to=

Mattermost fails to properly check a redirect URL parameter allowing for an open redirect was possible when the user clicked "Back to Mattermost" after providing a invalid custom url scheme in /oauth/service/mobilelogin?redirectto=...

Authentication Bypass

authentik is vulnerable to authentication bypass due to an insufficient PKCE check. The vulnerability is caused by codeverifier step during the OAUTH initialisation flow. Authentik improperly accepts the token request when codeverifier is omitted, even when the flow was started with a...

Improper Authorization

next-auth is vulnerable to Improper Authorization. A malicious actor could create an empty/mock user by getting hold of a NextAuth.js-issued JWT from an interrupted OAuth sign-in flow state, PKCE or nonce. Manually overriding the next-auth.session-token cookie value with this non-related JWT woul...

PT-2023-30745

Name of the Vulnerable Software and Affected Versions authentik versions prior to 2023.8.5 authentik versions prior to 2023.10.4 Description The issue concerns the implementation of the Proof Key for Code Exchange PKCE in authentik, an open-source identity provider. When initializing an OAuth2 fl...

@chirpy-dev/analytics (0.0.1), @chirpy-dev/main-app (>=0.1.0, <=0.3.0) +34 more potentially affected by CVE-2023-48309 via next-auth (>=4.0.0-beta.6, <=4.24.4)

next-auth NPM version =4.0.0-beta.6, =0.1.0, =1.9.9, =0.1.0-0, =1.0.0, =1.0.0, =4.0.0-alpha.11, =4.0.0-alpha.1, =4.0.0-alpha.6, =0.6.1, =0.0.0-350929255, =1.11.1-ee257e05.17 and more Source cves: CVE-2023-48309 Source advisory: OSV:GHSA-V64W-49XW-QQ89...

Possible user mocking that bypasses basic authentication

Impact next-auth applications prior to version 4.24.5 that rely on the default Middleware authorization are affected. A bad actor could create an empty/mock user, by getting hold of a NextAuth.js-issued JWT from an interrupted OAuth sign-in flow state, PKCE or nonce. Manually overriding the...

CVE-2023-48309 next-auth vulnerable to possible user mocking that bypasses basic authentication

NextAuth.js provides authentication for Next.js. next-auth applications prior to version 4.24.5 that rely on the default Middleware authorization are affected by a vulnerability. A bad actor could create an empty/mock user, by getting hold of a NextAuth.js-issued JWT from an interrupted OAuth...

CVE-2023-48309 next-auth vulnerable to possible user mocking that bypasses basic authentication

NextAuth.js provides authentication for Next.js. next-auth applications prior to version 4.24.5 that rely on the default Middleware authorization are affected by a vulnerability. A bad actor could create an empty/mock user, by getting hold of a NextAuth.js-issued JWT from an interrupted OAuth...