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Use of Incorrectly-Resolved Name or Reference

CVE-2023-42451

High
7.4/10

Summary

Mastodon is a free, open-source social network server based on ActivityPub. Prior to versions 3.5.14, 4.0.10, 4.1.8, and 4.2.0-rc2, under certain circumstances, attackers can exploit a flaw in domain name normalization to spoof domains they do not own. Versions 3.5.14, 4.0.10, 4.1.8, and 4.2.0-rc2 contain a patch for this issue.

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

CWE-706 - Use of Incorrectly-Resolved Name or Reference

The software uses a name or reference to access a resource, but the name/reference resolves to a resource that is outside of the intended control sphere.

References

Advisory Timeline

  • Published