The NetworkSyncCommandQueue function in network/network_command.cpp in OpenTTD before 1.0.3 does not properly clear a pointer in a linked list, which allows remote attackers to cause a denial of service (infinite loop and CPU consumption) via a crafted request, related to the client command queue.
2010-07-28T12:48:53.197
2025-04-11T00:51:21.963
Deferred
CVSSv2: 5.0 (MEDIUM)
AV:N/AC:L/Au:N/C:N/I:N/A:P
10.0
2.9
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | openttd | openttd | 0.1.1 | Yes |
| Application | openttd | openttd | 0.1.2 | Yes |
| Application | openttd | openttd | 0.1.3 | Yes |
| Application | openttd | openttd | 0.1.4 | Yes |
| Application | openttd | openttd | 0.2.0 | Yes |
| Application | openttd | openttd | 0.2.1 | Yes |
| Application | openttd | openttd | 0.3.0 | Yes |
| Application | openttd | openttd | 0.3.1 | Yes |
| Application | openttd | openttd | 0.3.2 | Yes |
| Application | openttd | openttd | 0.3.2.1 | Yes |
| Application | openttd | openttd | 0.3.3 | Yes |
| Application | openttd | openttd | 0.3.4 | Yes |
| Application | openttd | openttd | 0.3.5 | Yes |
| Application | openttd | openttd | 0.3.6 | Yes |
| Application | openttd | openttd | 0.3.7 | Yes |
| Application | openttd | openttd | 0.4.0 | Yes |
| Application | openttd | openttd | 0.4.0.1 | Yes |
| Application | openttd | openttd | 0.4.5 | Yes |
| Application | openttd | openttd | 0.4.6 | Yes |
| Application | openttd | openttd | 0.4.7 | Yes |
| Application | openttd | openttd | 0.4.8 | Yes |
| Application | openttd | openttd | 0.4.8 | Yes |
| Application | openttd | openttd | 0.4.8 | Yes |
| Application | openttd | openttd | 0.5.0 | Yes |
| Application | openttd | openttd | 0.5.0 | Yes |
| Application | openttd | openttd | 0.5.0 | Yes |
| Application | openttd | openttd | 0.5.0 | Yes |
| Application | openttd | openttd | 0.5.0 | Yes |
| Application | openttd | openttd | 0.5.0 | Yes |
| Application | openttd | openttd | 0.5.1 | Yes |
| Application | openttd | openttd | 0.5.1 | Yes |
| Application | openttd | openttd | 0.5.1 | Yes |
| Application | openttd | openttd | 0.5.1 | Yes |
| Application | openttd | openttd | 0.5.2 | Yes |
| Application | openttd | openttd | 0.5.2 | Yes |
| Application | openttd | openttd | 0.5.3 | Yes |
| Application | openttd | openttd | 0.5.3 | Yes |
| Application | openttd | openttd | 0.5.3 | Yes |
| Application | openttd | openttd | 0.5.3 | Yes |
| Application | openttd | openttd | 0.6.0 | Yes |
| Application | openttd | openttd | 0.6.0 | Yes |
| Application | openttd | openttd | 0.6.0 | Yes |
| Application | openttd | openttd | 0.6.0 | Yes |
| Application | openttd | openttd | 0.6.0 | Yes |
| Application | openttd | openttd | 0.6.0 | Yes |
| Application | openttd | openttd | 0.6.0 | Yes |
| Application | openttd | openttd | 0.6.1 | Yes |
| Application | openttd | openttd | 0.6.1 | Yes |
| Application | openttd | openttd | 0.6.1 | Yes |
| Application | openttd | openttd | 0.6.2 | Yes |
| Application | openttd | openttd | 0.6.2 | Yes |
| Application | openttd | openttd | 0.6.2 | Yes |
| Application | openttd | openttd | 0.6.3 | Yes |
| Application | openttd | openttd | 0.6.3 | Yes |
| Application | openttd | openttd | 0.7.0 | Yes |
| Application | openttd | openttd | 0.7.0 | Yes |
| Application | openttd | openttd | 0.7.0 | Yes |
| Application | openttd | openttd | 0.7.0 | Yes |
| Application | openttd | openttd | 0.7.0 | Yes |
| Application | openttd | openttd | 0.7.1 | Yes |
| Application | openttd | openttd | 0.7.1 | Yes |
| Application | openttd | openttd | 0.7.1 | Yes |
| Application | openttd | openttd | 0.7.1 | Yes |
| Application | openttd | openttd | 0.7.2 | Yes |
| Application | openttd | openttd | 0.7.2 | Yes |
| Application | openttd | openttd | 0.7.2 | Yes |
| Application | openttd | openttd | 0.7.3 | Yes |
| Application | openttd | openttd | 0.7.3 | Yes |
| Application | openttd | openttd | 0.7.3 | Yes |
| Application | openttd | openttd | 0.7.4 | Yes |
| Application | openttd | openttd | 0.7.4 | Yes |
| Application | openttd | openttd | 0.7.5 | Yes |
| Application | openttd | openttd | 0.7.5 | Yes |
| Application | openttd | openttd | 1.0.0 | Yes |
| Application | openttd | openttd | 1.0.0 | Yes |
| Application | openttd | openttd | 1.0.0 | Yes |
| Application | openttd | openttd | 1.0.0 | Yes |
| Application | openttd | openttd | 1.0.0 | Yes |
| Application | openttd | openttd | 1.0.0 | Yes |
| Application | openttd | openttd | 1.0.0 | Yes |
| Application | openttd | openttd | 1.0.0 | Yes |
| Application | openttd | openttd | 1.0.1 | Yes |
| Application | openttd | openttd | 1.0.1 | Yes |
| Application | openttd | openttd | 1.0.1 | Yes |
| Application | openttd | openttd | 1.0.2 | Yes |
| Application | openttd | openttd | 1.0.2 | Yes |
| Application | openttd | openttd | 1.0.3 | Yes |