Memory leak in Cisco Catalyst 4000, 5000, and 6000 series switches allows remote attackers to cause a denial of service via a series of failed telnet authentication attempts.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Catos | Cisco | 4.5(2) (including) | 4.5(2) (including) |
| Catos | Cisco | 4.5(3) (including) | 4.5(3) (including) |
| Catos | Cisco | 4.5(4) (including) | 4.5(4) (including) |
| Catos | Cisco | 4.5(5) (including) | 4.5(5) (including) |
| Catos | Cisco | 4.5(6) (including) | 4.5(6) (including) |
| Catos | Cisco | 4.5(7) (including) | 4.5(7) (including) |
| Catos | Cisco | 4.5(8) (including) | 4.5(8) (including) |
| Catos | Cisco | 4.5(9) (including) | 4.5(9) (including) |
| Catos | Cisco | 5.1 (including) | 5.1 (including) |
| Catos | Cisco | 5.1(1) (including) | 5.1(1) (including) |
| Catos | Cisco | 5.1(1a) (including) | 5.1(1a) (including) |
| Catos | Cisco | 5.1(2a) (including) | 5.1(2a) (including) |
| Catos | Cisco | 5.2 (including) | 5.2 (including) |
| Catos | Cisco | 5.2(1) (including) | 5.2(1) (including) |
| Catos | Cisco | 5.2(1a) (including) | 5.2(1a) (including) |
| Catos | Cisco | 5.2(2) (including) | 5.2(2) (including) |
| Catos | Cisco | 5.2(3) (including) | 5.2(3) (including) |
| Catos | Cisco | 5.2(4) (including) | 5.2(4) (including) |
| Catos | Cisco | 5.2(5) (including) | 5.2(5) (including) |
| Catos | Cisco | 5.2(6) (including) | 5.2(6) (including) |
| Catos | Cisco | 5.2(7) (including) | 5.2(7) (including) |
| Catos | Cisco | 5.3(1)csx (including) | 5.3(1)csx (including) |
| Catos | Cisco | 5.3(1a)csx (including) | 5.3(1a)csx (including) |
| Catos | Cisco | 5.3(2)csx (including) | 5.3(2)csx (including) |
| Catos | Cisco | 5.3(3)csx (including) | 5.3(3)csx (including) |
| Catos | Cisco | 5.3(4)csx (including) | 5.3(4)csx (including) |
| Catos | Cisco | 5.3(5)csx (including) | 5.3(5)csx (including) |
| Catos | Cisco | 5.3(5a)csx (including) | 5.3(5a)csx (including) |
| Catos | Cisco | 5.3(6)csx (including) | 5.3(6)csx (including) |
| Catos | Cisco | 5.4 (including) | 5.4 (including) |
| Catos | Cisco | 5.4(1) (including) | 5.4(1) (including) |
| Catos | Cisco | 5.4(2) (including) | 5.4(2) (including) |
| Catos | Cisco | 5.4(3) (including) | 5.4(3) (including) |
| Catos | Cisco | 5.4(4) (including) | 5.4(4) (including) |
| Catos | Cisco | 5.5 (including) | 5.5 (including) |
| Catos | Cisco | 5.5(1) (including) | 5.5(1) (including) |
| Catos | Cisco | 5.5(2) (including) | 5.5(2) (including) |
| Catos | Cisco | 5.5(3) (including) | 5.5(3) (including) |
| Catos | Cisco | 5.5(4) (including) | 5.5(4) (including) |
| Catos | Cisco | 5.5(4a) (including) | 5.5(4a) (including) |