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Fencer Vulns
medium 5.0

CVE-2000-1002 json

POP3 daemon in Stalker CommuniGate Pro 3.3.2 generates different error messages for invalid usernames versus invalid passwords, which allow…

published 2000-12-11 25 y ago modified 2026-09-23 46 d ago also EUVD-2000-0989

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
7.5%
EPSS 7.5% chance of exploitation in 30 days, percentile 94%
public exploits
1
Exploit-DB

Summary

POP3 daemon in Stalker CommuniGate Pro 3.3.2 generates different error messages for invalid usernames versus invalid passwords, which allows remote attackers to determine valid email addresses on the server for SPAM attacks.

Timeline

  1. First public exploit (EDB-20175)
  2. Published

Exploit prediction

7.49% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-20175 PragmaSys TelnetServer 2000 - rexec Buffer Overflow dos, 2000-08-24
  • securityfocus.com http://www.securityfocus.com/bid/1792 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.