Description
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.
Affected products
- Cisco / catos4.5(2) – 4.5(2)
- Cisco / catos4.5(3) – 4.5(3)
- Cisco / catos4.5(4) – 4.5(4)
- Cisco / catos4.5(5) – 4.5(5)
- Cisco / catos4.5(6) – 4.5(6)
- Cisco / catos4.5(7) – 4.5(7)
- Cisco / catos4.5(8) – 4.5(8)
- Cisco / catos4.5(9) – 4.5(9)
- Cisco / catos5.1 – 5.1
- Cisco / catos5.1(1) – 5.1(1)
- Cisco / catos5.1(1a) – 5.1(1a)
- Cisco / catos5.1(2a) – 5.1(2a)
- Cisco / catos5.2 – 5.2
- Cisco / catos5.2(1) – 5.2(1)
- Cisco / catos5.2(1a) – 5.2(1a)
- Cisco / catos5.2(2) – 5.2(2)
- Cisco / catos5.2(3) – 5.2(3)
- Cisco / catos5.2(4) – 5.2(4)
- Cisco / catos5.2(5) – 5.2(5)
- Cisco / catos5.2(6) – 5.2(6)
- Cisco / catos5.2(7) – 5.2(7)
- Cisco / catos5.3(1)csx – 5.3(1)csx
- Cisco / catos5.3(1a)csx – 5.3(1a)csx
- Cisco / catos5.3(2)csx – 5.3(2)csx
- Cisco / catos5.3(3)csx – 5.3(3)csx
- Cisco / catos5.3(4)csx – 5.3(4)csx
- Cisco / catos5.3(5)csx – 5.3(5)csx
- Cisco / catos5.3(5a)csx – 5.3(5a)csx
- Cisco / catos5.3(6)csx – 5.3(6)csx
- Cisco / catos5.4 – 5.4
- Cisco / catos5.4(1) – 5.4(1)
- Cisco / catos5.4(2) – 5.4(2)
- Cisco / catos5.4(3) – 5.4(3)
- Cisco / catos5.4(4) – 5.4(4)
- Cisco / catos5.5 – 5.5
- Cisco / catos5.5(1) – 5.5(1)
- Cisco / catos5.5(2) – 5.5(2)
- Cisco / catos5.5(3) – 5.5(3)
- Cisco / catos5.5(4) – 5.5(4)
- Cisco / catos5.5(4a) – 5.5(4a)