Description
Cisco IOS 12.2(15) and earlier allows remote attackers to cause a denial of service (refused VTY (virtual terminal) connections), via a crafted TCP connection to the Telnet or reverse Telnet port.
Product(s):
- Cisco IOS
- Cisco IOS 1.6.0.0
- Cisco IOS 1.8.0
- Cisco IOS 10.0
- Cisco IOS 10.3
- Cisco IOS 10.3.16
- Cisco IOS 10.3.19 a
- Cisco IOS 10.3.3 .3
- Cisco IOS 10.3.3.4
- Cisco IOS 10.3.4 .2
- Cisco IOS 10.3.4 .3
- Cisco IOS 11.0.12 (a)BT
- Cisco IOS 11.0
- Cisco IOS 11.0.12
- Cisco IOS 11.0.17
- Cisco IOS 11.0.17 BT
- Cisco IOS 11.0 (18)
- Cisco IOS 11.0.20.3
- Cisco IOS 11.0 (22a)
- Cisco IOS 11.0 (22b)
- Cisco IOS 11.0 .x
- Cisco IOS 11.1
- Cisco IOS 11.1(11)
- Cisco IOS 11.1(12)
- Cisco IOS 11.1.13
- Cisco IOS 11.1.13 AA
- Cisco IOS 11.1.13 CA
- Cisco IOS 11.1.13 IA
- Cisco IOS 11.1(14)
- Cisco IOS 11.1.15
- Cisco IOS 11.1.15 AA
- Cisco IOS 11.1.15 CA
- Cisco IOS 11.1.15 IA
- Cisco IOS 11.1(16)
- Cisco IOS 11.1.16 AA
- Cisco IOS 11.1.16 IA
- Cisco IOS 11.1(17)
- Cisco IOS 11.1.17 CC
- Cisco IOS 11.1.17 CT
- Cisco IOS 11.1(18)
- Cisco IOS 11.1 (20)AA4
- Cisco IOS 11.1(22)
- Cisco IOS 11.1(24)
- Cisco IOS 11.1 (24a)
- Cisco IOS 11.1 (24b)
- Cisco IOS 11.1 (24c)
- Cisco IOS 11.1 (28a)CT
- Cisco IOS 11.1 (28a)IA
- Cisco IOS 11.1 (36)CA2
- Cisco IOS 11.1 (36)CA4
- Cisco IOS 11.1 (36)CC2
- Cisco IOS 11.1 (36)CC4
- Cisco IOS 11.1(5)
- Cisco IOS 11.1.7
- Cisco IOS 11.1.7 AA
- Cisco IOS 11.1.7 CA
- Cisco IOS 11.1.9 IA
- Cisco IOS 11.1 AA
- Cisco IOS 11.1 CA
- Cisco IOS 11.1CC
- Cisco IOS 11.1CT
- Cisco IOS 11.1 IA
- Cisco IOS 11.2
- Cisco IOS 11.2.10
- Cisco IOS 11.2.10 BC
- Cisco IOS 11.2(11)
- Cisco IOS 11.2 (11b)T2
- Cisco IOS 11.2(14)GS2
- Cisco IOS 11.2(15)G
- Cisco IOS 11.2(15a)P
- Cisco IOS 11.2 (15b)
- Cisco IOS 11.2(16)
- Cisco IOS 11.2(16)P
- Cisco IOS 11.2(17)
- Cisco IOS 11.2(18)
- Cisco IOS 11.2 (19)GS0.2
- Cisco IOS 11.2 (19a)GS6
- Cisco IOS 11.2 (23a)BC1
- Cisco IOS 11.2 (26)P2
- Cisco IOS 11.2 (26)P5
- Cisco IOS 11.2 (26a)
- Cisco IOS 11.2 (26b)
- Cisco IOS 11.2 (26e)
- Cisco IOS 11.2.4
- Cisco IOS 11.2.4 F1
- Cisco IOS 11.2.4 F
- Cisco IOS 11.2 (4)XA
- Cisco IOS 11.2 (4)XAf
- Cisco Catalyst 2900 11.2 (8.2)SA6
- Cisco IOS 11.2 (8.9)SA6
- Cisco IOS 11.2.8
- Cisco IOS 11.2.8 P
- Cisco IOS 11.2.8 SA1
- Cisco IOS 11.2.8 SA3
- Cisco IOS 11.2.8 SA5
- Cisco IOS 11.2.9 P
- Cisco IOS 11.2.9 XA
- Cisco IOS 11.2 BC
- Cisco IOS 11.2 F
- +2313 additional
Question to Ask Vendors:
- Can you confirm whether your systems are affected by CVE-2004-1464, and if so, what steps are you currently taking to mitigate this vulnerability?
- What is your estimated timeline for fully resolving CVE-2004-1464 in your products or services, and how will you communicate updates on this issue to us as your customer?
Recommended Actions:
- Check out the advisory links provided below.