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Observable Discrepancy

CVE-2023-38327

Medium
6.9/10

Summary

An issue was discovered in eGroupWare versions through 23.1.20230524. A User Enumeration vulnerability exists under "calendar/freebusy.php", which allows unauthenticated remote attackers to enumerate the users of web applications based on server response.

  • LOW
  • NETWORK
  • NONE
  • NONE

CWE-203 - Observable Discrepancy

The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor, which exposes security-relevant information about the state of the product, such as whether a particular operation was successful or not.

References

Advisory Timeline

  • Published