CVE-2012-3436: Input Validation

Published Oct 9, 2012
·
Updated

OpenTTD 0.6.0 through 1.2.1 does not properly validate requests to clear a water tile, which allows remote attackers to cause a denial of service (NULL pointer dereference and server crash) via a certain sequence of steps related to "the water/coast aspect of tiles which also have railtracks on one half."

Affected Software

38 affected components
OpenTTD OpenTTD=0.6.0
OpenTTD OpenTTD=0.6.1
OpenTTD OpenTTD=0.6.2
OpenTTD OpenTTD=0.6.3
OpenTTD OpenTTD=0.7.0
OpenTTD OpenTTD=0.7.1
OpenTTD OpenTTD=0.7.2
OpenTTD OpenTTD=0.7.3
OpenTTD OpenTTD=0.7.4
OpenTTD OpenTTD=0.7.5
OpenTTD OpenTTD=1.0.0
OpenTTD OpenTTD=1.0.0-beta1
OpenTTD OpenTTD=1.0.0-beta2
OpenTTD OpenTTD=1.0.0-beta3
OpenTTD OpenTTD=1.0.0-beta4
OpenTTD OpenTTD=1.0.0-rc1
OpenTTD OpenTTD=1.0.0-rc2
OpenTTD OpenTTD=1.0.0-rc3
OpenTTD OpenTTD=1.0.1
OpenTTD OpenTTD=1.0.1-rc1
OpenTTD OpenTTD=1.0.1-rc2
OpenTTD OpenTTD=1.0.2
OpenTTD OpenTTD=1.0.2-rc1
OpenTTD OpenTTD=1.0.3
OpenTTD OpenTTD=1.0.3-rc1
OpenTTD OpenTTD=1.0.4
OpenTTD OpenTTD=1.0.4-rc1
OpenTTD OpenTTD=1.0.5
OpenTTD OpenTTD=1.0.5-rc1
OpenTTD OpenTTD=1.0.5-rc2
OpenTTD OpenTTD=1.1.0
OpenTTD OpenTTD=1.1.1
OpenTTD OpenTTD=1.1.2
OpenTTD OpenTTD=1.1.3
OpenTTD OpenTTD=1.1.4
OpenTTD OpenTTD=1.1.5
OpenTTD OpenTTD=1.2.0
OpenTTD OpenTTD=1.2.1

Event History

Oct 9, 2012
CVE Published
via MITRE·06:00 PM
Data Sourced
via MITRE·06:00 PM
Description

Frequently Asked Questions

1

What is the severity of CVE-2012-3436?

CVE-2012-3436 has a severity that can lead to denial of service due to a NULL pointer dereference.

2

How do I fix CVE-2012-3436?

To fix CVE-2012-3436, update to OpenTTD version 1.2.2 or later where the vulnerability has been addressed.

3

Which versions of OpenTTD are affected by CVE-2012-3436?

Versions 0.6.0 through 1.2.1 of OpenTTD are affected by CVE-2012-3436.

4

Can CVE-2012-3436 be exploited remotely?

Yes, CVE-2012-3436 can be exploited remotely by attackers to crash the OpenTTD server.

5

What kind of impact does CVE-2012-3436 have?

The impact of CVE-2012-3436 is primarily a server crash leading to service interruption.

Contact

SecAlerts Pty Ltd.
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Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
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