The Hacker News - Cybersecurity News and Analysis: OAuth Token

GitHub on Monday noted that it had notified all victims of an attack campaign, which involved an unauthorized party downloading private repository contents by taking advantage of third-party OAuth user tokens maintained by Heroku and Travis CI. "Customers should also continue to monitor Heroku and Travis CI for updates on their own investigations into the affected OAuth applications," the company  said  in an updated post. The  incident  originally came to light on April 12 when GitHub uncovered signs that a malicious actor had leveraged the stolen OAuth user tokens issued to Heroku and Travis CI to download data from dozens of organizations, including NPM. The Microsoft-owned platform also said that it will alert customers promptly should the ongoing investigation identify additional victims. Furthermore, it cautioned that the adversary may also be digging into the repositories for secrets that could be used in other attacks. Heroku, which has pulled support for GitHub

Cloud-based repository hosting service GitHub on Friday revealed that it discovered evidence of an unnamed adversary capitalizing on stolen OAuth user tokens to unauthorizedly download private data from several organizations. "An attacker abused stolen OAuth user tokens issued to two third-party OAuth integrators, Heroku and Travis CI, to download data from dozens of organizations, including NPM," GitHub's Mike Hanley  disclosed  in a report. OAuth access tokens are often  used  by apps and services to authorize access to specific parts of a user's data and communicate with each other without having to share the actual credentials. It's one of the most common methods used to pass authorization from a single sign-on ( SSO ) service to another application. As of April 15, 2022, the list of affected OAuth applications is as follows - Heroku Dashboard (ID: 145909) Heroku Dashboard (ID: 628778) Heroku Dashboard – Preview (ID: 313468) Heroku Dashboard – Classi