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CVE-2012-3950

nvd nist
Published: Sep 27, 2012Modified: Apr 29, 2026

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7.1
Vector
AV:N/AC:M/Au:N/C:N/I:N/A:C
Exploitability: 8.6 / Impact: 6.9
Source: NVD

Description

The Intrusion Prevention System (IPS) feature in Cisco IOS 12.3 through 12.4 and 15.0 through 15.2, in certain configurations of enabled categories and missing signatures, allows remote attackers to cause a denial of service (device reload) via DNS packets, aka Bug ID CSCtw55976.

Affected (291)

Products: Cisco: Ios
Cisco
1 product
Ios
Configuration A
291 vulnerable · 2 platform
Vulnerable SoftwareAffected Versions
Cisco
Ios
Version 12.3
Ios
Version 12.3(10)
Ios
Version 12.3(10c)
Ios
Version 12.3(10d)
Ios
Version 12.3(10e)
Ios
Version 12.3(11)
Ios
Version 12.3(11)t4
Ios
Version 12.3(11)t5
Ios
Version 12.3(11)t6
Ios
Version 12.3(11)t8
Ios
Version 12.3(11)t9
Ios
Version 12.3(11)t
Ios
Version 12.3(11)xl3
Ios
Version 12.3(11)xl
Ios
Version 12.3(11)yf2
Ios
Version 12.3(11)yf3
Ios
Version 12.3(11)yf4
Ios
Version 12.3(11)yf
Ios
Version 12.3(11)yj
Ios
Version 12.3(11)yk1
Ios
Version 12.3(11)yk2
Ios
Version 12.3(11)yk
Ios
Version 12.3(11)yl
Ios
Version 12.3(11)yn
Ios
Version 12.3(11)yr
Ios
Version 12.3(11)ys1
Ios
Version 12.3(11)ys
Ios
Version 12.3(11)yw
Ios
Version 12.3(12)
Ios
Version 12.3(12b)
Ios
Version 12.3(12e)
Ios
Version 12.3(13)
Ios
Version 12.3(13a)
Ios
Version 12.3(13a)bc1
Ios
Version 12.3(13a)bc
Ios
Version 12.3(13b)
Ios
Version 12.3(14)t2
Ios
Version 12.3(14)t4
Ios
Version 12.3(14)t5
Ios
Version 12.3(14)t
Ios
Version 12.3(14)ym4
Ios
Version 12.3(14)yq1
Ios
Version 12.3(14)yq3
Ios
Version 12.3(14)yq4
Ios
Version 12.3(14)yq
Ios
Version 12.3(14)yt1
Ios
Version 12.3(14)yt
Ios
Version 12.3(14)yu1
Ios
Version 12.3(14)yu
Ios
Version 12.3(15)
Ios
Version 12.3(15b)
Ios
Version 12.3(16)
Ios
Version 12.3(1a)
Ios
Version 12.3(2)ja5
Ios
Version 12.3(2)ja
Ios
Version 12.3(2)jk1
Ios
Version 12.3(2)jk
Ios
Version 12.3(2)t3
Ios
Version 12.3(2)t8
Ios
Version 12.3(2)xa4
Ios
Version 12.3(2)xa5
Ios
Version 12.3(2)xc1
Ios
Version 12.3(2)xc2
Ios
Version 12.3(2)xc3
Ios
Version 12.3(2)xc4
Ios
Version 12.3(2)xe3
Ios
Version 12.3(2)xe4
Ios
Version 12.3(3e)
Ios
Version 12.3(3h)
Ios
Version 12.3(3i)
Ios
Version 12.3(4)eo1
Ios
Version 12.3(4)ja1
Ios
Version 12.3(4)ja
Ios
Version 12.3(4)t1
Ios
Version 12.3(4)t2
Ios
Version 12.3(4)t3
Ios
Version 12.3(4)t4
Ios
Version 12.3(4)t8
Ios
Version 12.3(4)t
Ios
Version 12.3(4)tpc11a
Ios
Version 12.3(4)xd1
Ios
Version 12.3(4)xd2
Ios
Version 12.3(4)xd
Ios
Version 12.3(4)xe4
Ios
Version 12.3(4)xg1
Ios
Version 12.3(4)xg2
Ios
Version 12.3(4)xg4
Ios
Version 12.3(4)xg5
Ios
Version 12.3(4)xh
Ios
Version 12.3(4)xk1
Ios
Version 12.3(4)xk3
Ios
Version 12.3(4)xk4
Ios
Version 12.3(4)xk
Ios
Version 12.3(4)xq1
Ios
Version 12.3(4)xq
Ios
Version 12.3(5)
Ios
Version 12.3(5)b1
Ios
Version 12.3(5a)
Ios
Version 12.3(5a)b2
Ios
Version 12.3(5a)b5
Ios
Version 12.3(5a)b
Ios
Version 12.3(5b)
Ios
Version 12.3(5c)
Ios
Version 12.3(5e)
Ios
Version 12.3(5f)
Ios
Version 12.3(6)
Ios
Version 12.3(6a)
Ios
Version 12.3(6d)
Ios
Version 12.3(6e)
Ios
Version 12.3(6f)
Ios
Version 12.3(7.7)
Ios
Version 12.3(7)ja1
Ios
Version 12.3(7)ja
Ios
Version 12.3(7)jx
Ios
Version 12.3(7)t10
Ios
Version 12.3(7)t12
Ios
Version 12.3(7)t4
Ios
Version 12.3(7)t8
Ios
Version 12.3(7)t9
Ios
Version 12.3(7)t
Ios
Version 12.3(7)xi3
Ios
Version 12.3(7)xi4
Ios
Version 12.3(7)xi7
Ios
Version 12.3(7)xr3
Ios
Version 12.3(7)xr4
Ios
Version 12.3(7)xr6
Ios
Version 12.3(8)ja1
Ios
Version 12.3(8)ja
Ios
Version 12.3(8)t11
Ios
Version 12.3(8)t4
Ios
Version 12.3(8)t7
Ios
Version 12.3(8)t8
Ios
Version 12.3(8)t9
Ios
Version 12.3(8)xu2
Ios
Version 12.3(8)xy4
Ios
Version 12.3(8)xy5
Ios
Version 12.3(8)xy6
Ios
Version 12.3(8)ya1
Ios
Version 12.3(8)yd
Ios
Version 12.3(8)yf
Ios
Version 12.3(8)yg1
Ios
Version 12.3(8)yg2
Ios
Version 12.3(8)yg3
Ios
Version 12.3(8)yg
Ios
Version 12.3(8)yh
Ios
Version 12.3(8)yi1
Ios
Version 12.3(8)yi3
Ios
Version 12.3(8)yi
Ios
Version 12.3(9)
Ios
Version 12.3(9a)bc2
Ios
Version 12.3(9a)bc6
Ios
Version 12.3(9a)bc7
Ios
Version 12.3(9a)bc
Ios
Version 12.3(9d)
Ios
Version 12.3(9e)
Ios
Version 12.3b
Ios
Version 12.3bc
Ios
Version 12.3bw
Ios
Version 12.3j
Ios
Version 12.3ja
Ios
Version 12.3jea
Ios
Version 12.3jeb
Ios
Version 12.3jec
Ios
Version 12.3jed
Ios
Version 12.3jk
Ios
Version 12.3jl
Ios
Version 12.3jx
Ios
Version 12.3t
Ios
Version 12.3tpc
Ios
Version 12.3va
Ios
Version 12.3xa
Ios
Version 12.3xb
Ios
Version 12.3xc
Ios
Version 12.3xd
Ios
Version 12.3xe
Ios
Version 12.3xf
Ios
Version 12.3xg
Ios
Version 12.3xh
Ios
Version 12.3xi
Ios
Version 12.3xj
Ios
Version 12.3xk
Ios
Version 12.3xl
Ios
Version 12.3xm
Ios
Version 12.3xn
Ios
Version 12.3xq
Ios
Version 12.3xr
Ios
Version 12.3xs
Ios
Version 12.3xt
Ios
Version 12.3xu
Ios
Version 12.3xv
Ios
Version 12.3xw
Ios
Version 12.3xx
Ios
Version 12.3xy
Ios
Version 12.3xz
Ios
Version 12.3ya
Ios
Version 12.3yb
Ios
Version 12.3yc
Ios
Version 12.3yd
Ios
Version 12.3ye
Ios
Version 12.3yf
Ios
Version 12.3yg
Ios
Version 12.3yh
Ios
Version 12.3yi
Ios
Version 12.3yj
Ios
Version 12.3yk
Ios
Version 12.3yl
Ios
Version 12.3ym
Ios
Version 12.3yn
Ios
Version 12.3yq
Ios
Version 12.3yr
Ios
Version 12.3ys
Ios
Version 12.3yt
Ios
Version 12.3yu
Ios
Version 12.3yw
Ios
Version 12.3yx
Ios
Version 12.3yz
Ios
Version 12.3za
Ios
Version 12.4
Ios
Version 12.4(11)md
Ios
Version 12.4(15)md
Ios
Version 12.4(1)
Ios
Version 12.4(1b)
Ios
Version 12.4(1c)
Ios
Version 12.4(22)md
Ios
Version 12.4(22)mda
Ios
Version 12.4(23)
Ios
Version 12.4(24)md1
Ios
Version 12.4(24)md2
Ios
Version 12.4(24)md3
Ios
Version 12.4(24)md4
Ios
Version 12.4(24)md
Ios
Version 12.4(24)mda
Ios
Version 12.4(24)t1
Ios
Version 12.4(2)mr1
Ios
Version 12.4(2)mr
Ios
Version 12.4(2)t1
Ios
Version 12.4(2)t2
Ios
Version 12.4(2)t3
Ios
Version 12.4(2)t4
Ios
Version 12.4(2)t
Ios
Version 12.4(2)xa
Ios
Version 12.4(2)xb2
Ios
Version 12.4(2)xb
Ios
Version 12.4(3)
Ios
Version 12.4(3)t2
Ios
Version 12.4(3a)
Ios
Version 12.4(3b)
Ios
Version 12.4(3d)
Ios
Version 12.4(4)mr
Ios
Version 12.4(4)t2
Ios
Version 12.4(4)t
Ios
Version 12.4(5)
Ios
Version 12.4(5b)
Ios
Version 12.4(6)t1
Ios
Version 12.4(6)t
Ios
Version 12.4(7)
Ios
Version 12.4(7a)
Ios
Version 12.4(8)
Ios
Version 12.4(9)t
Ios
Version 12.4gc
Ios
Version 12.4ja
Ios
Version 12.4jda
Ios
Version 12.4jdc
Ios
Version 12.4jdd
Ios
Version 12.4jk
Ios
Version 12.4jl
Ios
Version 12.4jma
Ios
Version 12.4jmb
Ios
Version 12.4jx
Ios
Version 12.4md
Ios
Version 12.4mda
Ios
Version 12.4mdb
Ios
Version 12.4mr
Ios
Version 12.4mra
Ios
Version 12.4xp
Ios
Version 12.4xq
Ios
Version 12.4xr
Ios
Version 12.4xt
Ios
Version 12.4xv
Ios
Version 12.4xw
Ios
Version 12.4xy
Ios
Version 12.4xz
Ios
Version 12.4ya
Ios
Version 12.4yb
Ios
Version 12.4yd
Ios
Version 12.4ye
Ios
Version 12.4yg
Ios
Version 15.0
Ios
Version 15.0(1)se
Ios
Version 15.1
Ios
Version 15.2
Running on/withPlatform Versions
Cisco
Ios
Version 12.4xm
Cisco
Ios
Version 12.4xn

Related CWEs

CWE-399
CWE-399

References (10)

Source: psirt@cisco.com
Source: psirt@cisco.com
Vendor Advisory
Source: psirt@cisco.com
Source: psirt@cisco.com
Source: psirt@cisco.com
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.