Broken User Authentication☝️ — What you need to know

Broken User Authentication☝️ — What you need to know Introduction API2:Broken User Authentication What is Broken User Authentication? Broken User Authentication can manifest in several issues. Whenever we come across an API endpoint that handles authentication we need to be extra careful since...

_token parameter not validated

Handle pauliax Vulnerability details Impact function depositProtocolBalance does not validate the token, nor the caller. It is possible to call this function passing any arbitrary token and amount values and thus artificially increasing protocolBalance which may lead to further failed computation...

how to protect for weird erc20 tokens

Handle gpersoon Vulnerability details Impact The protocol only works as expected when the ERC20 tokens are well behaved. If rebasing tokens or malicious token contracts are used then unexpected results can happen. I don't see any code to restrict the tokens or verify the tokens. Proof of Concept...

Cisco ACI Multi-Site Orchestrator Application Services Engine Deployment Authentication Bypass (cisco-sa-mso-authbyp-bb5GmBQv)

According to its self-reported version, a vulnerability in an API endpoint of Cisco ACI Multi-Site Orchestrator MSO installed on the Application Services Engine could allow an unauthenticated, remote attacker to bypass authentication on an affected device. The vulnerability is due to improper tok...

Incorrect Authorization in ORY Oathkeeper

ORY Oathkeeper is an Identity & Access Proxy IAP and Access Control Decision API that authorizes HTTP requests based on sets of Access Rules. When you make a request to an endpoint that requires the scope foo using an access token granted with that foo scope, introspection will be valid and that...

GHSA-QVP4-RPMR-XWRR Possible bypass of token claim validation when OAuth2 Introspection caching is enabled

Impact When you make a request to an endpoint that requires the scope foo using an access token granted with that foo scope, introspection will be valid and that token will be cached. The problem comes when a second requests to an endpoint that requires the scope bar is made before the cache has...

CVE-2021-32701 Possible bypass of token claim validation when OAuth2 Introspection caching is enabled

ORY Oathkeeper is an Identity & Access Proxy IAP and Access Control Decision API that authorizes HTTP requests based on sets of Access Rules. When you make a request to an endpoint that requires the scope foo using an access token granted with that foo scope, introspection will be valid and that...

USN-4993-1 dovecot vulnerabilities

Kirin discovered that Dovecot incorrectly escaped kid and azp fields in JWT tokens. A local attacker could possibly use this issue to validate tokens using arbitrary keys. This issue only affected Ubuntu 20.10 and Ubuntu 21.04. CVE-2021-29157 Fabian Ising and Damian Poddebniak discovered that...

Unspecified Vulnerability in Red Hat 3scale

Red Hat 3scale is a suite of API Application Programming Interface lifecycle management software from Red Hat. A security vulnerability exists in 3scale that stems from the fact that the development portal login form does not validate CSRF tokens, and therefore does not protect against login CSRF...

Authentication Bypass

github.com/kiali/kiali is vulnerable to authentication bypass. When RBAC is disabled, the token validation in the authentication strategy OpenID does not occur and allows an attacker to bypass authentication...

Kiali Authentication Bypass vulnerability

An authentication bypass vulnerability was found in Kiali in versions before 1.31.0 when the authentication strategy OpenID is used. When RBAC is enabled, Kiali assumes that some of the token validation is handled by the underlying cluster. When OpenID implicit flow is used with RBAC turned off,...

Improper Verification of Cryptographic Signature in Apache Pulsar in TensorFlow

If Apache Pulsar is configured to authenticate clients using tokens based on JSON Web Tokens JWT, the signature of the token is not validated if the algorithm of the presented token is set to "none". This allows an attacker to connect to Pulsar instances as any user incl. admins...

Authentication flaw

An authentication bypass vulnerability was found in Kiali in versions before 1.31.0 when the authentication strategy OpenID is used. When RBAC is enabled, Kiali assumes that some of the token validation is handled by the underlying cluster. When OpenID implicit flow is used with RBAC turned off,...

CVE-2021-20278

An authentication bypass vulnerability was found in Kiali in versions before 1.31.0 when the authentication strategy OpenID is used. When RBAC is enabled, Kiali assumes that some of the token validation is handled by the underlying cluster. When OpenID implicit flow is used with RBAC turned off,...

Kiali 授权问题漏洞

Kiali is an open source, visual management tool for the Istio microservices architecture. Versions of Kiali prior to 1.31.0 suffer from an authorization issue vulnerability that stems from the fact that Kiali assumes that the underlying cluster handles some token validation when RBAC is enabled. ...

Code injection

If Apache Pulsar is configured to authenticate clients using tokens based on JSON Web Tokens JWT, the signature of the token is not validated if the algorithm of the presented token is set to "none". This allows an attacker to connect to Pulsar instances as any user incl. admins...

UBUNTU-CVE-2021-22209

An issue has been discovered in GitLab CE/EE affecting all versions starting from 13.8. GitLab was not properly validating authorisation tokens which resulted in GraphQL mutation being executed...

CVE-2021-22209

An issue has been discovered in GitLab CE/EE affecting all versions starting from 13.8. GitLab was not properly validating authorisation tokens which resulted in GraphQL mutation being executed...

GitLab 授权问题漏洞

GitLab is a Ruby on Rails-developed, self-hosted, Git version control system project repository application from the American company GitLab. The program can be used to access a project's file contents, commit history, bug lists, and more. An authorization issue vulnerability exists in GitLab CE/...

GO-2020-0023 Timing side-channel in github.com/robbert229/jwt

Token validation methods are susceptible to a timing side-channel during HMAC comparison. With a large enough number of requests over a low latency connection, an attacker may use this to determine the expected HMAC...