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Exposure of Sensitive Information to an Unauthorized Actor

CVE-2019-3803

Medium
4.5/10

Summary

Pivotal Concourse, all versions prior to 4.2.2, puts the user access token in a url during the login flow. A remote attacker who gains access to a user's browser history could obtain the access token and use it to authenticate as the user.

  • HIGH
  • LOCAL
  • LOW
  • UNCHANGED
  • REQUIRED
  • NONE
  • LOW
  • LOW

CWE-200 - Information Exposure

An information exposure vulnerability is categorized as an information flow (IF) weakness, which can potentially allow unauthorized access to otherwise classified information in the application, such as confidential personal information (demographics, financials, health records, etc.), business secrets, and the application's internal environment.

References

Advisory Timeline

  • Published