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Fencer Vulns
medium 5.0

CVE-2003-1266 json

The (1) FTP, (2) POP3, (3) SMTP, and (4) NNTP servers in EServer 2.92 through 2.97, and possibly 2.98, allow remote attackers to cause a de…

published 2003-12-31 22 y ago modified 2026-06-16 4 mo ago also EUVD-2003-1256

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.9%
EPSS 3.9% chance of exploitation in 30 days, percentile 90%
public exploits
4
Exploit-DB

Summary

The (1) FTP, (2) POP3, (3) SMTP, and (4) NNTP servers in EServer 2.92 through 2.97, and possibly 2.98, allow remote attackers to cause a denial of service (crash) via a large amount of data.

Patch / fix

Timeline

  1. First public exploit (EDB-22124)
  2. Published

Exploit prediction

3.94% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-22124 EType EServ 1.9x - NNTP Remote Denial of Service dos, 2003-01-04
  • EDB-22123 EType EServ 2.9x - SMTP Remote Denial of Service dos, 2003-01-04
  • EDB-22122 EType EServ 2.9x - POP3 Remote Denial of Service dos, 2003-01-04
  • EDB-22121 EType EServ 2.9x - FTP Remote Denial of Service dos, 2003-01-04
  • securityfocus.com http://www.securityfocus.com/bid/6519 referenced PoC, tagged "exploit" by a source, unverified
  • archives.neohapsis.com http://archives.neohapsis.com/archives/bugtraq/2003-01/0022.html referenced PoC, tagged "exploit" by a source, unverified
  • securityfocus.com http://www.securityfocus.com/bid/6521 referenced PoC, tagged "exploit" by a source, unverified
  • securityfocus.com http://www.securityfocus.com/bid/6522 referenced PoC, tagged "exploit" by a source, unverified
  • securityfocus.com http://www.securityfocus.com/bid/6520 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:N/I:N/A:P

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.