Tor before 0.1.1.20 uses OpenSSL pseudo-random bytes (RAND_pseudo_bytes) instead of cryptographically strong RAND_bytes, and seeds the entropy value at start-up with 160-bit chunks without reseeding, which makes it easier for attackers to conduct brute force guessing attacks.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Tor | Tor | 0.0.2 (including) | 0.0.2 (including) |
| Tor | Tor | 0.0.2_pre13 (including) | 0.0.2_pre13 (including) |
| Tor | Tor | 0.0.2_pre14 (including) | 0.0.2_pre14 (including) |
| Tor | Tor | 0.0.2_pre15 (including) | 0.0.2_pre15 (including) |
| Tor | Tor | 0.0.2_pre16 (including) | 0.0.2_pre16 (including) |
| Tor | Tor | 0.0.2_pre17 (including) | 0.0.2_pre17 (including) |
| Tor | Tor | 0.0.2_pre18 (including) | 0.0.2_pre18 (including) |
| Tor | Tor | 0.0.2_pre19 (including) | 0.0.2_pre19 (including) |
| Tor | Tor | 0.0.2_pre20 (including) | 0.0.2_pre20 (including) |
| Tor | Tor | 0.0.2_pre21 (including) | 0.0.2_pre21 (including) |
| Tor | Tor | 0.0.2_pre22 (including) | 0.0.2_pre22 (including) |
| Tor | Tor | 0.0.2_pre23 (including) | 0.0.2_pre23 (including) |
| Tor | Tor | 0.0.2_pre24 (including) | 0.0.2_pre24 (including) |
| Tor | Tor | 0.0.2_pre25 (including) | 0.0.2_pre25 (including) |
| Tor | Tor | 0.0.2_pre26 (including) | 0.0.2_pre26 (including) |
| Tor | Tor | 0.0.2_pre27 (including) | 0.0.2_pre27 (including) |
| Tor | Tor | 0.0.3 (including) | 0.0.3 (including) |
| Tor | Tor | 0.0.4 (including) | 0.0.4 (including) |
| Tor | Tor | 0.0.5 (including) | 0.0.5 (including) |
| Tor | Tor | 0.0.6 (including) | 0.0.6 (including) |
| Tor | Tor | 0.0.6.1 (including) | 0.0.6.1 (including) |
| Tor | Tor | 0.0.6.2 (including) | 0.0.6.2 (including) |
| Tor | Tor | 0.0.7 (including) | 0.0.7 (including) |
| Tor | Tor | 0.0.7.1 (including) | 0.0.7.1 (including) |
| Tor | Tor | 0.0.7.2 (including) | 0.0.7.2 (including) |
| Tor | Tor | 0.0.7.3 (including) | 0.0.7.3 (including) |
| Tor | Tor | 0.0.8 (including) | 0.0.8 (including) |
| Tor | Tor | 0.0.8.1 (including) | 0.0.8.1 (including) |
| Tor | Tor | 0.0.9 (including) | 0.0.9 (including) |
| Tor | Tor | 0.0.9.1 (including) | 0.0.9.1 (including) |
| Tor | Tor | 0.0.9.2 (including) | 0.0.9.2 (including) |
| Tor | Tor | 0.0.9.3 (including) | 0.0.9.3 (including) |
| Tor | Tor | 0.0.9.4 (including) | 0.0.9.4 (including) |
| Tor | Tor | 0.0.9.5 (including) | 0.0.9.5 (including) |
| Tor | Tor | 0.0.9.6 (including) | 0.0.9.6 (including) |
| Tor | Tor | 0.0.9.7 (including) | 0.0.9.7 (including) |
| Tor | Tor | 0.0.9.8 (including) | 0.0.9.8 (including) |
| Tor | Tor | 0.0.9.9 (including) | 0.0.9.9 (including) |
| Tor | Tor | 0.0.9.10 (including) | 0.0.9.10 (including) |
| Tor | Tor | 0.1.0.1 (including) | 0.1.0.1 (including) |
| Tor | Tor | 0.1.0.2 (including) | 0.1.0.2 (including) |
| Tor | Tor | 0.1.0.3 (including) | 0.1.0.3 (including) |
| Tor | Tor | 0.1.0.4 (including) | 0.1.0.4 (including) |
| Tor | Tor | 0.1.0.5 (including) | 0.1.0.5 (including) |
| Tor | Tor | 0.1.0.6 (including) | 0.1.0.6 (including) |
| Tor | Tor | 0.1.0.7 (including) | 0.1.0.7 (including) |
| Tor | Tor | 0.1.0.8 (including) | 0.1.0.8 (including) |
| Tor | Tor | 0.1.0.9 (including) | 0.1.0.9 (including) |
| Tor | Tor | 0.1.0.10 (including) | 0.1.0.10 (including) |
| Tor | Tor | 0.1.0.11 (including) | 0.1.0.11 (including) |
| Tor | Tor | 0.1.0.12 (including) | 0.1.0.12 (including) |
| Tor | Tor | 0.1.0.13 (including) | 0.1.0.13 (including) |
| Tor | Tor | 0.1.0.14 (including) | 0.1.0.14 (including) |
| Tor | Tor | 0.1.0.15 (including) | 0.1.0.15 (including) |
| Tor | Tor | 0.1.0.16 (including) | 0.1.0.16 (including) |
| Tor | Tor | 0.1.0.17 (including) | 0.1.0.17 (including) |
| Tor | Tor | 0.1.0.18 (including) | 0.1.0.18 (including) |
| Tor | Tor | 0.1.0.19 (including) | 0.1.0.19 (including) |
| Tor | Tor | 0.1.1.1_alpha (including) | 0.1.1.1_alpha (including) |
| Tor | Tor | 0.1.1.2_alpha (including) | 0.1.1.2_alpha (including) |
| Tor | Tor | 0.1.1.3_alpha (including) | 0.1.1.3_alpha (including) |
| Tor | Tor | 0.1.1.4_alpha (including) | 0.1.1.4_alpha (including) |
| Tor | Tor | 0.1.1.5_alpha (including) | 0.1.1.5_alpha (including) |
| Tor | Tor | 0.1.1.6_alpha (including) | 0.1.1.6_alpha (including) |
| Tor | Tor | 0.1.1.7_alpha (including) | 0.1.1.7_alpha (including) |
| Tor | Tor | 0.1.1.8_alpha (including) | 0.1.1.8_alpha (including) |
| Tor | Tor | 0.1.1.9_alpha (including) | 0.1.1.9_alpha (including) |
| Tor | Tor | 0.1.1.10_alpha (including) | 0.1.1.10_alpha (including) |
| Tor | Ubuntu | dapper | * |
| Tor | Ubuntu | edgy | * |
| Tor | Ubuntu | feisty | * |
| Tor | Ubuntu | gutsy | * |
| Tor | Ubuntu | hardy | * |
| Tor | Ubuntu | intrepid | * |
| Tor | Ubuntu | upstream | * |