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Fencer Vulns
medium 5.0

CVE-2005-1504 json

GameSpy SDK CD-Key Validation Toolkit, as used by many online games, allows remote attackers to bypass the CD key validation by sending a s…

published 2005-05-11 21 y ago modified 2026-06-16 4 mo ago also EUVD-2005-1507

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.8%
EPSS 1.8% chance of exploitation in 30 days, percentile 78%
public exploits
0
none known

Summary

GameSpy SDK CD-Key Validation Toolkit, as used by many online games, allows remote attackers to bypass the CD key validation by sending a spoofed \disc\ command, which tells the server the CD key is no longer in use.

Exploit prediction

1.83% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • aluigi.altervista.org http://aluigi.altervista.org/adv/gskeyinuse-adv.txt 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.