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The POP3 server in FTGate returns an -ERR code after receiving an invalid USER request, which makes it easier for remote attackers to determine valid usernames and conduct brute force password guessi…

Info
CVECVE-2000-1237
First seen2026-09-23 10:16 UTC
Disclosed+032969-02-25 08 UTC
Last updated2026-09-23 10:16 UTC
Channel statusauto

Summary

The POP3 server in FTGate returns an -ERR code after receiving an invalid USER request, which makes it easier for remote attackers to determine valid usernames and conduct brute force password guessing.

In-depth triage

No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).

Affected products

  • :

Sources

  • NVD DATABASE

Original Links

Timeline

  1. nvd_ingest NVD