OpenTTD command packet denial of service
| openttd-command-packet-dos (26000) |  Low Risk |
Description:
OpenTTD is vulnerable to a denial of service caused by improper handling in PACKET_SERVER_ERROR and PACKET_CLIENT_ERROR command packets. A remote attacker could send an invalid error number to the server to cause the server to terminate. This vulnerability only occurs when the attacker is in the game.
Consequences:
Denial of Service
Remedy:
Upgrade to the latest revision (r4531 or later), available from the OpenTTD Web site. See References.
For Gentoo Linux:
Refer to Gentoo Linux Security Announcement GLSA 200609-03 for patch, upgrade, or suggested workaround information. See References.
References:
- Luigi Auriemma Security Advisory 23 Apr 2006: Denial of service bugs in OpenTTD 0.4.7.
- OpenTTD Web site: OpenTTD - News.
- BID-17661: OpenTTD Multiple Denial Of Service Vulnerabilities
- CVE-2006-1998: 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.
- GLSA-200609-03: OpenTTD: Remote Denial of Service
- SA19768: OpenTTD Error Number Handling Denial of Service
- VUPEN/ADV-2006-1480: OpenTTD Error Number Handling Remote Denial of Service Vulnerabilities
Platforms Affected:
- Gentoo Linux
- OpenTTD OpenTTD 0.4.7 and prior
Reported:
Apr 23, 2006
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