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Fencer Vulns
critical 10.0

CVE-2003-0304 json

one||zero (aka One or Zero) Helpdesk 1.4 rc4 allows remote attackers to create administrator accounts by directly calling the install.php H…

published 2003-05-17 23 y ago modified 2026-06-16 4 mo ago also EUVD-2003-0299

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
8.1%
EPSS 8.1% chance of exploitation in 30 days, percentile 94%
public exploits
1
Exploit-DB

Summary

one||zero (aka One or Zero) Helpdesk 1.4 rc4 allows remote attackers to create administrator accounts by directly calling the install.php Helpdesk Installation script.

Patch / fix

Timeline

  1. First public exploit (EDB-22606)
  2. Published

Exploit prediction

8.06% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-22606 OneOrZero Helpdesk 1.4 - 'install.php' Administrative Access webapps, 2003-05-15
  • archives.neohapsis.com http://archives.neohapsis.com/archives/vulnwatch/2003-q2/0070.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

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.