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CVE-2026-78617

WatchGuard Dimension Web UI Authentication Brute-Force Due to Missing Rate Limiting

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 2.3.1
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: partial

Summary

WatchGuard Dimension's web login endpoint does not enforce effective rate-limiting or account lockout by default allowing a remote attacker to perform automated password guessing against user accounts. If the account lockout setting is enabled, brute-force attempts are blocked after a defined number of failed attempts, but this setting is not enabled by default.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: partial

  3. Record last updated

Affected versions

  • WatchGuard Dimension

    From 2.0 · fixed in 2.3.1

References 1

psirt.watchguard.com