CVE-2006-1998

OpenTTD <= 0.4.7 - Denial of Service via Large Invalid Error Number

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2006-1998.

AI-analyzed exploit summary The document describes two vulnerabilities in OpenTTD <= 0.4.7: a program termination bug via a large error number and a broadcast client disconnection issue in multiplayer mode. It provides technical details about the bugs but does not include functional exploit code.

Description

OpenTTD 0.4.7 and earlier allows local users to cause a denial of service (application exit) via a large invalid error number, which triggers an error.

Exploits (1)

exploitdb WRITEUP
dosmultiple
https://www.exploit-db.com/exploits/1709

The document describes two vulnerabilities in OpenTTD <= 0.4.7: a program termination bug via a large error number and a broadcast client disconnection issue in multiplayer mode. It provides technical details about the bugs but does not include functional exploit code.

Classification
Writeup 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Theoretical
Target: OpenTTD <= 0.4.7
No auth needed
Prerequisites: Network access to the target server or client
devstral-2 · analyzed Feb 19, 2026 Full analysis →

References (8)

Core 8
Core References
Exploit, Patch, Vendor Advisory x_refsource_misc
http://aluigi.altervista.org/adv/openttdx-adv.txt
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2006/1480
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/19768
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/26000
Third Party Advisory vendor-advisory x_refsource_gentoo
http://security.gentoo.org/glsa/glsa-200609-03.xml
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/21799
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/17661
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/431871/100/0/threaded

Scores

EPSS 0.0090
EPSS Percentile 55.0%

Details

Status published
Products (19)
openttd/openttd 0.1.1
openttd/openttd 0.1.2
openttd/openttd 0.1.3
openttd/openttd 0.1.4
openttd/openttd 0.2.0
openttd/openttd 0.2.1
openttd/openttd 0.3.0
openttd/openttd 0.3.1
openttd/openttd 0.3.2
openttd/openttd 0.3.2.1
... and 9 more
Published Apr 25, 2006
Tracked Since Feb 18, 2026