CVE-2002-1024

Published: Oct 4, 2002Modified: Apr 16, 2026

7.1

Vector

AV:N/AC:M/Au:N/C:N/I:N/A:C

Exploitability: 8.6 / Impact: 6.9

Source: NVD

Description

Cisco IOS 12.0 through 12.2, when supporting SSH, allows remote attackers to cause a denial of service (CPU consumption) via a large packet that was designed to exploit the SSH CRC32 attack detection overflow (CVE-2001-0144).

Affected (102)

Products: Cisco: Ios, Pix Firewall Software, Css11000 Content Services Switch, Catos

Cisco

4 products

Ios

Pix Firewall Software

Css11000 Content Services Switch

Catos

Configuration A

70 vulnerable

Vulnerable Software	Affected Versions
Cisco Ios	Version 12.0s
Cisco Ios	Version 12.0sp
Cisco Ios	Version 12.0st
Cisco Ios	Version 12.0xb
Cisco Ios	Version 12.0xm
Cisco Ios	Version 12.0xv
Cisco Ios	Version 12.1(1)ex
Cisco Ios	Version 12.1(5c)ex
Cisco Ios	Version 12.1(8a)ex
Cisco Ios	Version 12.1(9)ex
Cisco Ios	Version 12.1e
Cisco Ios	Version 12.1ec
Cisco Ios	Version 12.1t
Cisco Ios	Version 12.1xb
Cisco Ios	Version 12.1xc
Cisco Ios	Version 12.1xf
Cisco Ios	Version 12.1xg
Cisco Ios	Version 12.1xh
Cisco Ios	Version 12.1xi
Cisco Ios	Version 12.1xj
Cisco Ios	Version 12.1xl
Cisco Ios	Version 12.1xm
Cisco Ios	Version 12.1xp
Cisco Ios	Version 12.1xq
Cisco Ios	Version 12.1xt
Cisco Ios	Version 12.1xu
Cisco Ios	Version 12.1yb
Cisco Ios	Version 12.1yc
Cisco Ios	Version 12.1yd
Cisco Ios	Version 12.1ye
Cisco Ios	Version 12.1yf
Cisco Ios	Version 12.1yi
Cisco Ios	Version 12.2
Cisco Ios	Version 12.2b
Cisco Ios	Version 12.2bc
Cisco Ios	Version 12.2da
Cisco Ios	Version 12.2dd
Cisco Ios	Version 12.2s
Cisco Ios	Version 12.2t
Cisco Ios	Version 12.2xa
Cisco Ios	Version 12.2xb
Cisco Ios	Version 12.2xd
Cisco Ios	Version 12.2xe
Cisco Ios	Version 12.2xf
Cisco Ios	Version 12.2xg
Cisco Ios	Version 12.2xh
Cisco Ios	Version 12.2xi
Cisco Ios	Version 12.2xj
Cisco Ios	Version 12.2xk
Cisco Ios	Version 12.2xl
Cisco Ios	Version 12.2xm
Cisco Ios	Version 12.2xn
Cisco Ios	Version 12.2xq
Cisco Ios	Version 12.2xr
Cisco Ios	Version 12.2xs
Cisco Ios	Version 12.2xt
Cisco Ios	Version 12.2xw
Cisco Ios	Version 12.2ya
Cisco Ios	Version 12.2yb
Cisco Ios	Version 12.2yc
Cisco Ios	Version 12.2yd
Cisco Ios	Version 12.2yf
Cisco Ios	Version 12.2yg
Cisco Ios	Version 12.2yh
Cisco Pix Firewall Software	Version 5.2
Cisco Pix Firewall Software	Version 5.3
Cisco Pix Firewall Software	Version 6.0
Cisco Pix Firewall Software	Version 6.1
Cisco Pix Firewall Software	Version 6.2
Cisco Css11000 Content Services Switch	All versions

Configuration B

32 vulnerable

Vulnerable Software	Affected Versions
Cisco Catos	Version 5.3(1)csx
Cisco Catos	Version 5.3(1a)csx
Cisco Catos	Version 5.3(2)csx
Cisco Catos	Version 5.3(3)csx
Cisco Catos	Version 5.3(4)csx
Cisco Catos	Version 5.3(5)csx
Cisco Catos	Version 5.3(5a)csx
Cisco Catos	Version 5.3(6)csx
Cisco Catos	Version 5.4
Cisco Catos	Version 5.4(1)
Cisco Catos	Version 5.4(2)
Cisco Catos	Version 5.4(3)
Cisco Catos	Version 5.4(4)
Cisco Catos	Version 5.5
Cisco Catos	Version 5.5(13)
Cisco Catos	Version 5.5(1)
Cisco Catos	Version 5.5(2)
Cisco Catos	Version 5.5(3)
Cisco Catos	Version 5.5(4)
Cisco Catos	Version 5.5(4a)
Cisco Catos	Version 5.5(4b)
Cisco Catos	Version 6.1(1)
Cisco Catos	Version 6.1(1a)
Cisco Catos	Version 6.1(1b)
Cisco Catos	Version 6.1(1c)
Cisco Catos	Version 6.1(2.13)
Cisco Catos	Version 6.2(0.110)
Cisco Catos	Version 6.2(0.111)
Cisco Catos	Version 6.3(0.7)pan
Cisco Catos	Version 6.3(4)
Cisco Catos	Version 7.1
Cisco Catos	Version 7.1(2)