The attachment scrubber (Scrubber.py) in Mailman 2.1.5 and earlier, when using Pythons library email module 2.5, allows remote attackers to cause a denial of service (mailing list delivery failure) via a multipart MIME message with a single part that has two blank lines between the first boundary and the end boundary.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Mailman | Gnu | 1.0 (including) | 1.0 (including) |
| Mailman | Gnu | 1.1 (including) | 1.1 (including) |
| Mailman | Gnu | 2.0 (including) | 2.0 (including) |
| Mailman | Gnu | 2.0-beta3 (including) | 2.0-beta3 (including) |
| Mailman | Gnu | 2.0-beta4 (including) | 2.0-beta4 (including) |
| Mailman | Gnu | 2.0-beta5 (including) | 2.0-beta5 (including) |
| Mailman | Gnu | 2.0.1 (including) | 2.0.1 (including) |
| Mailman | Gnu | 2.0.2 (including) | 2.0.2 (including) |
| Mailman | Gnu | 2.0.3 (including) | 2.0.3 (including) |
| Mailman | Gnu | 2.0.4 (including) | 2.0.4 (including) |
| Mailman | Gnu | 2.0.5 (including) | 2.0.5 (including) |
| Mailman | Gnu | 2.0.6 (including) | 2.0.6 (including) |
| Mailman | Gnu | 2.0.7 (including) | 2.0.7 (including) |
| Mailman | Gnu | 2.0.8 (including) | 2.0.8 (including) |
| Mailman | Gnu | 2.0.9 (including) | 2.0.9 (including) |
| Mailman | Gnu | 2.0.10 (including) | 2.0.10 (including) |
| Mailman | Gnu | 2.0.11 (including) | 2.0.11 (including) |
| Mailman | Gnu | 2.0.12 (including) | 2.0.12 (including) |
| Mailman | Gnu | 2.0.13 (including) | 2.0.13 (including) |
| Mailman | Gnu | 2.0.14 (including) | 2.0.14 (including) |
| Mailman | Gnu | 2.1 (including) | 2.1 (including) |
| Mailman | Gnu | 2.1.1 (including) | 2.1.1 (including) |
| Mailman | Gnu | 2.1.2 (including) | 2.1.2 (including) |
| Mailman | Gnu | 2.1.3 (including) | 2.1.3 (including) |
| Mailman | Gnu | 2.1.4 (including) | 2.1.4 (including) |
| Mailman | Gnu | 2.1.5 (including) | 2.1.5 (including) |
| Mailman | Gnu | 2.1b1 (including) | 2.1b1 (including) |