CVE-2012-3436: Input Validation
First published: Tue Oct 09 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."
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Openr Opentmpfiles | =0.6.0 | |
| Openr Opentmpfiles | =0.6.1 | |
| Openr Opentmpfiles | =0.6.2 | |
| Openr Opentmpfiles | =0.6.3 | |
| Openr Opentmpfiles | =0.7.0 | |
| Openr Opentmpfiles | =0.7.1 | |
| Openr Opentmpfiles | =0.7.2 | |
| Openr Opentmpfiles | =0.7.3 | |
| Openr Opentmpfiles | =0.7.4 | |
| Openr Opentmpfiles | =0.7.5 | |
| Openr Opentmpfiles | =1.0.0 | |
| Openr Opentmpfiles | =1.0.0-beta1 | |
| Openr Opentmpfiles | =1.0.0-beta2 | |
| Openr Opentmpfiles | =1.0.0-beta3 | |
| Openr Opentmpfiles | =1.0.0-beta4 | |
| Openr Opentmpfiles | =1.0.0-rc1 | |
| Openr Opentmpfiles | =1.0.0-rc2 | |
| Openr Opentmpfiles | =1.0.0-rc3 | |
| Openr Opentmpfiles | =1.0.1 | |
| Openr Opentmpfiles | =1.0.1-rc1 | |
| Openr Opentmpfiles | =1.0.1-rc2 | |
| Openr Opentmpfiles | =1.0.2 | |
| Openr Opentmpfiles | =1.0.2-rc1 | |
| Openr Opentmpfiles | =1.0.3 | |
| Openr Opentmpfiles | =1.0.3-rc1 | |
| Openr Opentmpfiles | =1.0.4 | |
| Openr Opentmpfiles | =1.0.4-rc1 | |
| Openr Opentmpfiles | =1.0.5 | |
| Openr Opentmpfiles | =1.0.5-rc1 | |
| Openr Opentmpfiles | =1.0.5-rc2 | |
| Openr Opentmpfiles | =1.1.0 | |
| Openr Opentmpfiles | =1.1.1 | |
| Openr Opentmpfiles | =1.1.2 | |
| Openr Opentmpfiles | =1.1.3 | |
| Openr Opentmpfiles | =1.1.4 | |
| Openr Opentmpfiles | =1.1.5 | |
| Openr Opentmpfiles | =1.2.0 | |
| Openr Opentmpfiles | =1.2.1 |
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Reference Links
- http://bugs.openttd.org/task/5254
- http://lists.opensuse.org/opensuse-updates/2012-08/msg00043.html
- http://secunia.com/advisories/50042
- http://security.openttd.org/en/CVE-2012-3436
- http://vcs.openttd.org/svn/changeset/24439
- http://vcs.openttd.org/svn/changeset/24449
- http://www.openwall.com/lists/oss-security/2012/07/27/5
- http://www.openwall.com/lists/oss-security/2012/07/28/7
- http://www.openwall.com/lists/oss-security/2012/07/31/5
- http://www.securityfocus.com/bid/54720
- https://exchange.xforce.ibmcloud.com/vulnerabilities/77266
Frequently Asked Questions
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.
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.
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.
Can CVE-2012-3436 be exploited remotely?
Yes, CVE-2012-3436 can be exploited remotely by attackers to crash the OpenTTD server.
What kind of impact does CVE-2012-3436 have?
The impact of CVE-2012-3436 is primarily a server crash leading to service interruption.
- agent/weakness
- agent/type
- agent/first-publish-date
- agent/last-modified-date
- agent/severity
- agent/references
- agent/author
- agent/softwarecombine
- agent/tags
- agent/description
- agent/event
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/openttd
- canonical/openr opentmpfiles
- version/openr opentmpfiles/0.6.0
- version/openr opentmpfiles/0.6.1
- version/openr opentmpfiles/0.6.2
- version/openr opentmpfiles/0.6.3
- version/openr opentmpfiles/0.7.0
- version/openr opentmpfiles/0.7.1
- version/openr opentmpfiles/0.7.2
- version/openr opentmpfiles/0.7.3
- version/openr opentmpfiles/0.7.4
- version/openr opentmpfiles/0.7.5
- version/openr opentmpfiles/1.0.0
- version/openr opentmpfiles/1.0.0-beta1
- version/openr opentmpfiles/1.0.0-beta2
- version/openr opentmpfiles/1.0.0-beta3
- version/openr opentmpfiles/1.0.0-beta4
- version/openr opentmpfiles/1.0.0-rc1
- version/openr opentmpfiles/1.0.0-rc2
- version/openr opentmpfiles/1.0.0-rc3
- version/openr opentmpfiles/1.0.1
- version/openr opentmpfiles/1.0.1-rc1
- version/openr opentmpfiles/1.0.1-rc2
- version/openr opentmpfiles/1.0.2
- version/openr opentmpfiles/1.0.2-rc1
- version/openr opentmpfiles/1.0.3
- version/openr opentmpfiles/1.0.3-rc1
- version/openr opentmpfiles/1.0.4
- version/openr opentmpfiles/1.0.4-rc1
- version/openr opentmpfiles/1.0.5
- version/openr opentmpfiles/1.0.5-rc1
- version/openr opentmpfiles/1.0.5-rc2
- version/openr opentmpfiles/1.1.0
- version/openr opentmpfiles/1.1.1
- version/openr opentmpfiles/1.1.2
- version/openr opentmpfiles/1.1.3
- version/openr opentmpfiles/1.1.4
- version/openr opentmpfiles/1.1.5
- version/openr opentmpfiles/1.2.0
- version/openr opentmpfiles/1.2.1