| | Vulnerable | |
|------------+-------------+-------------|
| 12.0DA | Not | |
| | Vulnerable | |
|------------+-------------+-------------|
| 12.0DB | 12.0(2)DB | 12.4(18b) |
|------------+-------------+-------------|
| | Vulnerable; | |
| 12.0DC | first fixed | 12.4(18b) |
| | in 12.3T | |
|------------+-------------+-------------|
|------------+--------------------------------------+---------------|
| Affected | | Recommended |
| 12.4-Based | First Fixed Release | Release |
| Releases | | |
|------------+--------------------------------------+---------------|
| | 12.4(18b) | |
| | | |
| 12.4 | 12.4(19a) | 12.4(18c) |
| | | |
| | 12.4(21) | |
|------------+--------------------------------------+---------------|
| Releases | | |
|------------+-------------+-------------|
| | 12.4(13f) | |
| | | |
| | 12.4(16b) | |
| 12.4 | | 12.4(18b) |
| | 12.4(17a) | |
| | | |
| | 12.4(18) | |
|------------+-------------+-------------|
| | Only 12.4 | |
|------------+-------------+-------------|
| Affected | First Fixed | Recommended |
| 12.4-Based | Release | Release |
| Releases | | |
|------------+-------------+-------------|
| | 12.4(18b) | |
| | | |
| | 12.4(19a) | 12.4(19a) |
| 12.4 | | |
| | 12.4(19b) | 12.4(19b) |
| | | |