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Fencer Vulns
medium 5.0

CVE-2006-1999 json

The multiplayer menu in OpenTTD 0.4.7 allows remote attackers to cause a denial of service via a UDP packet with an incorrect size, which c…

published 2006-04-25 20 y ago modified 2026-06-16 4 mo ago also EUVD-2006-1999

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
9.4%
EPSS 9.4% chance of exploitation in 30 days, percentile 95%
public exploits
1
Exploit-DB

Summary

The multiplayer menu in OpenTTD 0.4.7 allows remote attackers to cause a denial of service via a UDP packet with an incorrect size, which causes the client to return to the main menu.

Patch / fix

Timeline

  1. First public exploit (EDB-1709)
  2. Published

Exploit prediction

9.36% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-1709 OpenTTD 0.4.7 - Multiple Vulnerabilities dos, 2006-04-23
  • aluigi.altervista.org http://aluigi.altervista.org/adv/openttdx-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.