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Exposure of Sensitive Information to an Unauthorized Actor

CVE-2017-18895

Medium
5.3/10

Summary

An issue was discovered in Mattermost Server prior to 4.0.5-rc1, 4.1.x prior to 4.1.1-rc1, and 4.2.0-rc1. It allows attackers to obtain sensitive information (user statuses) via a REST API version 4 endpoint.

  • LOW
  • NETWORK
  • NONE
  • UNCHANGED
  • NONE
  • NONE
  • LOW
  • NONE

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