7.1
CVSSv2

CVE-2005-1021

Published: 02/05/2005 Updated: 11/10/2017
CVSS v2 Base Score: 7.1 | Impact Score: 6.9 | Exploitability Score: 8.6
VMScore: 632
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:C

Vulnerability Summary

Memory leak in Secure Shell (SSH) in Cisco IOS 12.0 up to and including 12.3, when authenticating against a TACACS+ server, allows remote malicious users to cause a denial of service (memory consumption) via an incorrect username or password.

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cisco ios 12.1ax

cisco ios 12.1az

cisco ios 12.1eu

cisco ios 12.1ew

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cisco ios 12.1xl

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cisco ios 12.2sxb

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cisco ios 12.3yd

cisco ios 12.1eb

cisco ios 12.3xl

cisco ios 12.2se

cisco ios 12.1yh

cisco ios 12.1ec

cisco ios 12.1xh

cisco ios 12.1xu

cisco ios 12.3xy

cisco ios 12.3xe

cisco ios 12.2xs

cisco ios 12.0s

cisco ios 12.2sxd

cisco ios 12.1xt

cisco ios 12.0sx

cisco ios 12.1xm

cisco ios 12.1e

cisco ios 12.1xp

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cisco ios 12.3xs

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cisco ios 12.3xw

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cisco ios 12.1xr

cisco ios 12.2sxa

cisco ios 12.1db

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cisco ios 12.3xj

cisco ios 12.3t

cisco ios 12.2t

cisco ios 12.2sv

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cisco ios 12.1yb

cisco ios 12.2ex

cisco ios 12.1dc

cisco ios 12.1ex

cisco ios 12.3yk

cisco ios 12.3xu

cisco ios 12.2xc

cisco ios 12.2ewa

cisco ios 12.1xd

cisco ios 12.2dx

cisco ios 12.3xh

cisco ios 12.1xq

cisco ios 12.2xf

cisco ios 12.1ea

cisco ios 12.2eu

cisco ios 12.1xf

cisco ios 12.3yh

cisco ios 12.3xx

cisco ios 12.2yz

cisco ios 12.2xa

cisco ios 12.1ye

cisco ios 12.3xk

cisco ios 12.2yx

cisco ios 12.3xr

cisco ios 12.3xg

cisco ios 12.2b

cisco ios 12.2sea

cisco ios 12.2dd

cisco ios 12.2yo

cisco ios 12.2seb

cisco ios 12.2ye

cisco ios 12.3xf

cisco ios 12.3yf

cisco ios 12.2sy

cisco ios 12.3yg

cisco ios 12.2sz

cisco ios 12.3xq

cisco ios 12.1yc

cisco ios 12.2yk

Vendor Advisories

Certain release trains of Cisco Internetwork Operating System (IOS)®, when configured to use the IOS Secure Shell (SSH) server in combination with Terminal Access Controller Access Control System Plus (TACACS+) as a means to perform remote management tasks on IOS devices, may contain two vulnerabilities that can potentially cause IOS devic ...