#VU42232 Buffer overflow in OpenTTD - CVE-2013-6411

Vulnerability identifier: #VU42232

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2013-6411

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
OpenTTD
Other software / Other software solutions

Vendor: openttd.com

Description

The vulnerability allows a remote non-authenticated attacker to perform service disruption.

The HandleCrashedAircraft function in aircraft_cmd.cpp in OpenTTD 0.3.6 through 1.3.2 allows remote attackers to cause a denial of service (out-of-bounds read and crash) by crashing an aircraft outside of the map.

Mitigation
Install update from vendor's website.

Vulnerable software versions

OpenTTD: 0.3.6 - 1.3.2

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External links
https://bugs.openttd.org/task/5820
https://lists.opensuse.org/opensuse-updates/2013-12/msg00095.html
https://seclists.org/oss-sec/2013/q4/375
https://secunia.com/advisories/55589
https://secunia.com/advisories/56218
https://vcs.openttd.org/svn/changeset/26134
https://www.securityfocus.com/bid/64003
https://exchange.xforce.ibmcloud.com/vulnerabilities/89334
https://security.openttd.org/en/CVE-2013-6411

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.