CVE-2017-18884

An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows attackers to gain privileges by using a registered OAuth application with personal access tokens...

CVE-2017-18884

An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows attackers to gain privileges by using a registered OAuth application with personal access tokens...

CVE-2017-18884

An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows attackers to gain privileges by using a registered OAuth application with personal access tokens...

CVE-2020-14460

An issue was discovered in Mattermost Server before 5.19.0, 5.18.1, 5.17.3, 5.16.5, and 5.9.8. Creation of a trusted OAuth application does not always require admin privileges, aka MMSA-2020-0001...

Code injection

An issue was discovered in Mattermost Server before 5.19.0, 5.18.1, 5.17.3, 5.16.5, and 5.9.8. Creation of a trusted OAuth application does not always require admin privileges, aka MMSA-2020-0001...

PT-2020-14020 · Mattermost · Mattermost Server

Name of the Vulnerable Software and Affected Versions: Mattermost Server versions prior to 5.19.0 Mattermost Server version 5.18.1 Mattermost Server version 5.17.3 Mattermost Server version 5.16.5 Mattermost Server version 5.9.8 Description: An issue was discovered where creation of a trusted OAu...

Courier: SSO Provider Credential Cache (logged out of Google/GitHub, could still log into Courier)

After researching this further, our authentication provider Amazon's AWS Cognito caches the access token provided by Google, GitHub, and other SSO providers within their system for up to an hour and does not check against the SSO provider's API again until that cache has expired. We did verify th...

CVE-2020-10187

Doorkeeper version 5.0.0 and later contains an information disclosure vulnerability that allows an attacker to retrieve the client secret only intended for the OAuth application owner. After authorizing the application and allowing access, the attacker simply needs to request the list of their...

CVE-2020-10187

Doorkeeper version 5.0.0 and later contains an information disclosure vulnerability that allows an attacker to retrieve the client secret only intended for the OAuth application owner. After authorizing the application and allowing access, the attacker simply needs to request the list of their...

CVE-2020-10187

Doorkeeper version 5.0.0 and later contains an information disclosure vulnerability that allows an attacker to retrieve the client secret only intended for the OAuth application owner. After authorizing the application and allowing access, the attacker simply needs to request the list of their...

Information disclosure

Doorkeeper version 5.0.0 and later contains an information disclosure vulnerability that allows an attacker to retrieve the client secret only intended for the OAuth application owner. After authorizing the application and allowing access, the attacker simply needs to request the list of their...

CVE-2020-10187

Doorkeeper version 5.0.0 and later contains an information disclosure vulnerability that allows an attacker to retrieve the client secret only intended for the OAuth application owner. After authorizing the application and allowing access, the attacker simply needs to request the list of their...

CVE-2020-10187

Doorkeeper version 5.0.0 and later contains an information disclosure vulnerability that allows an attacker to retrieve the client secret only intended for the OAuth application owner. After authorizing the application and allowing access, the attacker simply needs to request the list of their...

1-Click iPhone and Android Exploits Target Tibetan Users via WhatsApp

A team of Canadian cybersecurity researchers has uncovered a sophisticated and targeted mobile hacking campaign that is targeting high-profile members of various Tibetan groups with one-click exploits for iOS and Android devices. Dubbed Poison Carp by University of Toronto's Citizen Lab, the...

Doorkeeper gem does not revoke token for public clients

Any OAuth application that uses public/non-confidential authentication when interacting with Doorkeeper is unable to revoke its tokens when calling the revocation endpoint. A bug in the token revocation API would cause it to attempt to authenticate the public OAuth client as if it was a...