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Improper Access Control

CVE-2024-5270

Medium
4.3/10

Summary

In github.com/mattermost/mattermost package versions 8.1.x prior to 8.1.13-rc2, 9.5.x prior to 9.5.4-rc2, 9.6.x prior to 9.6.2-rc2, and 9.7.x prior to 9.7.2-rc1, fail to check if the email signup configuration option is enabled when a user requests to switch from SAML to Email. This allows the user to switch their authentication mail from SAML to email and possibly edit personal details that were otherwise non-editable and provided by the SAML provider.

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

CWE-284 - Improper Access Control

Listed 5th in the 'OWASP Top Ten', improper (or broken) access control attacks are a fundamental type of vulnerability. This includes a broad range of design flaws that enable users to act outside of their intended permissions. They can use these privileges to gain access to restricted files and functionality such as accessing restricted information, falsifying records, destroying data, or executing commands.

References

Advisory Timeline

  • Published