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Fencer Vulns
medium 5.0

CVE-2003-1354 json

Multiple GameSpy 3D 2.62 compatible gaming servers generate very large UDP responses to small requests, which allows remote attackers to us…

published 2003-12-31 22 y ago modified 2026-06-16 4 mo ago also EUVD-2003-1344

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
6.2%
EPSS 6.2% chance of exploitation in 30 days, percentile 93%
public exploits
1
Exploit-DB

Summary

Multiple GameSpy 3D 2.62 compatible gaming servers generate very large UDP responses to small requests, which allows remote attackers to use the servers as an amplifier in DDoS attacks with spoofed UDP query packets, as demonstrated using Battlefield 1942.

Timeline

  1. First public exploit (EDB-22183)
  2. Published

Exploit prediction

6.20% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-22183 GameSpy 3D 2.62 - Packet Amplification Denial of Service dos, 2003-01-17
  • securityfocus.com http://www.securityfocus.com/bid/6636 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

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

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.