fetchnews in leafnode 1.9.48 to 1.11.1 allows remote NNTP servers to cause a denial of service (crash) by closing the connection while fetchnews is reading (1) an article header or (2) an article body, which also prevents fetchnews from querying other servers.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Leafnode | Leafnode | 1.9.48 (including) | 1.9.48 (including) |
| Leafnode | Leafnode | 1.9.52 (including) | 1.9.52 (including) |
| Leafnode | Leafnode | 1.9.53 (including) | 1.9.53 (including) |
| Leafnode | Leafnode | 1.10.0 (including) | 1.10.0 (including) |
| Leafnode | Leafnode | 1.11.1 (including) | 1.11.1 (including) |