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) | 4.5(2) |
| Catos | Cisco | 4.5(3) | 4.5(3) |
| Catos | Cisco | 4.5(4) | 4.5(4) |
| Catos | Cisco | 4.5(5) | 4.5(5) |
| Catos | Cisco | 4.5(6) | 4.5(6) |
| Catos | Cisco | 4.5(7) | 4.5(7) |
| Catos | Cisco | 4.5(8) | 4.5(8) |
| Catos | Cisco | 4.5(9) | 4.5(9) |
| Catos | Cisco | 5.1 | 5.1 |
| Catos | Cisco | 5.1(1) | 5.1(1) |
| Catos | Cisco | 5.1(1a) | 5.1(1a) |
| Catos | Cisco | 5.1(2a) | 5.1(2a) |
| Catos | Cisco | 5.2 | 5.2 |
| Catos | Cisco | 5.2(1) | 5.2(1) |
| Catos | Cisco | 5.2(1a) | 5.2(1a) |
| Catos | Cisco | 5.2(2) | 5.2(2) |
| Catos | Cisco | 5.2(3) | 5.2(3) |
| Catos | Cisco | 5.2(4) | 5.2(4) |
| Catos | Cisco | 5.2(5) | 5.2(5) |
| Catos | Cisco | 5.2(6) | 5.2(6) |
| Catos | Cisco | 5.2(7) | 5.2(7) |
| Catos | Cisco | 5.3(1)csx | 5.3(1)csx |
| Catos | Cisco | 5.3(1a)csx | 5.3(1a)csx |
| Catos | Cisco | 5.3(2)csx | 5.3(2)csx |
| Catos | Cisco | 5.3(3)csx | 5.3(3)csx |
| Catos | Cisco | 5.3(4)csx | 5.3(4)csx |
| Catos | Cisco | 5.3(5)csx | 5.3(5)csx |
| Catos | Cisco | 5.3(5a)csx | 5.3(5a)csx |
| Catos | Cisco | 5.3(6)csx | 5.3(6)csx |
| Catos | Cisco | 5.4 | 5.4 |
| Catos | Cisco | 5.4(1) | 5.4(1) |
| Catos | Cisco | 5.4(2) | 5.4(2) |
| Catos | Cisco | 5.4(3) | 5.4(3) |
| Catos | Cisco | 5.4(4) | 5.4(4) |
| Catos | Cisco | 5.5 | 5.5 |
| Catos | Cisco | 5.5(1) | 5.5(1) |
| Catos | Cisco | 5.5(2) | 5.5(2) |
| Catos | Cisco | 5.5(3) | 5.5(3) |
| Catos | Cisco | 5.5(4) | 5.5(4) |
| Catos | Cisco | 5.5(4a) | 5.5(4a) |