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Improper Privilege Management

CVE-2017-18884

High
8.1/10

Summary

An issue was discovered in Mattermost Server versions prior to 4.1.2, 4.2.x prior to 4.2.1, and 4.3.x prior to 4.3.0. It allows attackers to gain privileges by using a registered OAuth application with personal access tokens.

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

CWE-269 - Improper Privilege Management

An effective privilege management infrastructure provides valid users with required access and privileges across heterogeneous technology environments. An application with a faulty privilege management infrastructure allows higher than authorized privileges or enables privilege escalation. This can lead to security incidents such as system infiltration, data breach, and complete system takeover.

References

Advisory Timeline

  • Published