CVE-2012-3949

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

7.8

Vector

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

Exploitability: 10.0 / Impact: 6.9

Source: NVD

Description

The SIP implementation in Cisco Unified Communications Manager (CUCM) 6.x and 7.x before 7.1(5b)su5, 8.x before 8.5(1)su4, and 8.6 before 8.6(2a)su1; Cisco IOS 12.2 through 12.4 and 15.0 through 15.2; and Cisco IOS XE 3.3.xSG before 3.3.1SG, 3.4.xS, and 3.5.xS allows remote attackers to cause a denial of service (service crash or device reload) via a crafted SIP message containing an SDP session description, aka Bug IDs CSCtw66721, CSCtj33003, and CSCtw84664.

Affected (260)

Products: Cisco: Ios, Ios Xe, Unified Communications Manager

Cisco

3 products

Ios

Ios Xe

Unified Communications Manager

Configuration A

260 vulnerable

Vulnerable Software	Affected Versions
Cisco Ios	Version 12.2
Cisco Ios	Version 12.2b
Cisco Ios	Version 12.2bc
Cisco Ios	Version 12.2bw
Cisco Ios	Version 12.2bx
Cisco Ios	Version 12.2by
Cisco Ios	Version 12.2bz
Cisco Ios	Version 12.2ca
Cisco Ios	Version 12.2cx
Cisco Ios	Version 12.2cy
Cisco Ios	Version 12.2cz
Cisco Ios	Version 12.2da
Cisco Ios	Version 12.2dd
Cisco Ios	Version 12.2dx
Cisco Ios	Version 12.2ew
Cisco Ios	Version 12.2ewa
Cisco Ios	Version 12.2ex
Cisco Ios	Version 12.2ey
Cisco Ios	Version 12.2ez
Cisco Ios	Version 12.2fx
Cisco Ios	Version 12.2fy
Cisco Ios	Version 12.2fz
Cisco Ios	Version 12.2irb
Cisco Ios	Version 12.2ixa
Cisco Ios	Version 12.2ixb
Cisco Ios	Version 12.2ixc
Cisco Ios	Version 12.2ixd
Cisco Ios	Version 12.2ixe
Cisco Ios	Version 12.2ixf
Cisco Ios	Version 12.2ixg
Cisco Ios	Version 12.2l
Cisco Ios	Version 12.2mb
Cisco Ios	Version 12.2rc
Cisco Ios	Version 12.2s
Cisco Ios	Version 12.2sb
Cisco Ios	Version 12.2sbc
Cisco Ios	Version 12.2sca
Cisco Ios	Version 12.2scb
Cisco Ios	Version 12.2se
Cisco Ios	Version 12.2sea
Cisco Ios	Version 12.2seb
Cisco Ios	Version 12.2sec
Cisco Ios	Version 12.2sed
Cisco Ios	Version 12.2see
Cisco Ios	Version 12.2sef
Cisco Ios	Version 12.2seg
Cisco Ios	Version 12.2sg
Cisco Ios	Version 12.2sga
Cisco Ios	Version 12.2sm
Cisco Ios	Version 12.2sr
Cisco Ios	Version 12.2sra
Cisco Ios	Version 12.2srb
Cisco Ios	Version 12.2src
Cisco Ios	Version 12.2su
Cisco Ios	Version 12.2sv
Cisco Ios	Version 12.2sva
Cisco Ios	Version 12.2svc
Cisco Ios	Version 12.2svd
Cisco Ios	Version 12.2sve
Cisco Ios	Version 12.2sw
Cisco Ios	Version 12.2sx
Cisco Ios	Version 12.2sxa
Cisco Ios	Version 12.2sxb
Cisco Ios	Version 12.2sxd
Cisco Ios	Version 12.2sxe
Cisco Ios	Version 12.2sxf
Cisco Ios	Version 12.2sxi
Cisco Ios	Version 12.2sy
Cisco Ios	Version 12.2sz
Cisco Ios	Version 12.2t
Cisco Ios	Version 12.2tpc
Cisco Ios	Version 12.2xa
Cisco Ios	Version 12.2xb
Cisco Ios	Version 12.2xc
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 12.2xnb
Cisco Ios	Version 12.2xnc
Cisco Ios	Version 12.2xnd
Cisco Ios	Version 12.2xo
Cisco Ios	Version 12.2xq
Cisco Ios	Version 12.2xr
Cisco Ios	Version 12.2xs
Cisco Ios	Version 12.2xt
Cisco Ios	Version 12.2xu
Cisco Ios	Version 12.2xv
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 12.2ye
Cisco Ios	Version 12.2yf
Cisco Ios	Version 12.2yg
Cisco Ios	Version 12.2yh
Cisco Ios	Version 12.2yj
Cisco Ios	Version 12.2yk
Cisco Ios	Version 12.2yl
Cisco Ios	Version 12.2ym
Cisco Ios	Version 12.2yn
Cisco Ios	Version 12.2yo
Cisco Ios	Version 12.2yp
Cisco Ios	Version 12.2yq
Cisco Ios	Version 12.2yr
Cisco Ios	Version 12.2ys
Cisco Ios	Version 12.2yt
Cisco Ios	Version 12.2yu
Cisco Ios	Version 12.2yv
Cisco Ios	Version 12.2yw
Cisco Ios	Version 12.2yx
Cisco Ios	Version 12.2yy
Cisco Ios	Version 12.2yz
Cisco Ios	Version 12.2za
Cisco Ios	Version 12.2zb
Cisco Ios	Version 12.2zc
Cisco Ios	Version 12.2zd
Cisco Ios	Version 12.2ze
Cisco Ios	Version 12.2zf
Cisco Ios	Version 12.2zg
Cisco Ios	Version 12.2zh
Cisco Ios	Version 12.2zj
Cisco Ios	Version 12.2zl
Cisco Ios	Version 12.2zp
Cisco Ios	Version 12.2zu
Cisco Ios	Version 12.2zx
Cisco Ios	Version 12.2zy
Cisco Ios	Version 12.2zya
Cisco Ios	Version 12.3
Cisco Ios	Version 12.3b
Cisco Ios	Version 12.3bc
Cisco Ios	Version 12.3bw
Cisco Ios	Version 12.3ja
Cisco Ios	Version 12.3jea
Cisco Ios	Version 12.3jeb
Cisco Ios	Version 12.3jec
Cisco Ios	Version 12.3jk
Cisco Ios	Version 12.3jl
Cisco Ios	Version 12.3jx
Cisco Ios	Version 12.3t
Cisco Ios	Version 12.3tpc
Cisco Ios	Version 12.3va
Cisco Ios	Version 12.3xa
Cisco Ios	Version 12.3xb
Cisco Ios	Version 12.3xc
Cisco Ios	Version 12.3xd
Cisco Ios	Version 12.3xe
Cisco Ios	Version 12.3xf
Cisco Ios	Version 12.3xg
Cisco Ios	Version 12.3xi
Cisco Ios	Version 12.3xk
Cisco Ios	Version 12.3xl
Cisco Ios	Version 12.3xq
Cisco Ios	Version 12.3xr
Cisco Ios	Version 12.3xs
Cisco Ios	Version 12.3xu
Cisco Ios	Version 12.3xw
Cisco Ios	Version 12.3xx
Cisco Ios	Version 12.3xy
Cisco Ios	Version 12.3xz
Cisco Ios	Version 12.3ya
Cisco Ios	Version 12.3yd
Cisco Ios	Version 12.3yf
Cisco Ios	Version 12.3yg
Cisco Ios	Version 12.3yh
Cisco Ios	Version 12.3yj
Cisco Ios	Version 12.3yk
Cisco Ios	Version 12.3ym
Cisco Ios	Version 12.3yq
Cisco Ios	Version 12.3ys
Cisco Ios	Version 12.3yt
Cisco Ios	Version 12.3yu
Cisco Ios	Version 12.3yx
Cisco Ios	Version 12.3yz
Cisco Ios	Version 12.3za
Cisco Ios	Version 15.0
Cisco Ios	Version 15.0(1)s1
Cisco Ios	Version 15.0(1)s2
Cisco Ios	Version 15.0(1)se
Cisco Ios	Version 15.0m
Cisco Ios	Version 15.0mr
Cisco Ios	Version 15.0mra
Cisco Ios	Version 15.0s
Cisco Ios	Version 15.0sa
Cisco Ios	Version 15.0sg
Cisco Ios	Version 15.0xa
Cisco Ios	Version 15.0xo
Cisco Ios	Version 15.1
Cisco Ios	Version 15.1(1)xb1
Cisco Ios	Version 15.1(2)t
Cisco Ios	Version 15.1(3)t
Cisco Ios	Version 15.1(4)m1
Cisco Ios	Version 15.1(4)m
Cisco Ios	Version 15.1ey
Cisco Ios	Version 15.1gc
Cisco Ios	Version 15.1m
Cisco Ios	Version 15.1s
Cisco Ios	Version 15.1t
Cisco Ios	Version 15.1xb
Cisco Ios	Version 15.2
Cisco Ios Xe	Version 3.3.0sg
Cisco Ios Xe	Version 3.3.1s
Cisco Ios Xe	Version 3.3.1sg
Cisco Ios Xe	Version 3.4.0as
Cisco Ios Xe	Version 3.4.0s
Cisco Ios Xe	Version 3.4.1s
Cisco Ios Xe	Version 3.4.2s
Cisco Ios Xe	Version 3.4.3s
Cisco Ios Xe	Version 3.4.xs
Cisco Ios Xe	Version 3.5.0s
Cisco Ios Xe	Version 3.5.1s
Cisco Ios Xe	Version 3.5.2s
Cisco Ios Xe	Version 3.5.xs
Cisco Unified Communications Manager	Version 6.0(1a)
Cisco Unified Communications Manager	Version 6.0(1b)
Cisco Unified Communications Manager	Version 6.1(1)
Cisco Unified Communications Manager	Version 6.1(1a)
Cisco Unified Communications Manager	Version 6.1(1b)
Cisco Unified Communications Manager	Version 6.1(2)
Cisco Unified Communications Manager	Version 6.1(3)
Cisco Unified Communications Manager	Version 6.1(3a)
Cisco Unified Communications Manager	Version 6.1(3b)
Cisco Unified Communications Manager	Version 6.1(4)
Cisco Unified Communications Manager	Version 6.1(4a)
Cisco Unified Communications Manager	Version 6.1(4b)
Cisco Unified Communications Manager	Version 6.1(5)
Cisco Unified Communications Manager	Version 7.1(1)
Cisco Unified Communications Manager	Version 7.1(2)
Cisco Unified Communications Manager	Version 7.1(2a)
Cisco Unified Communications Manager	Version 7.1(2b)
Cisco Unified Communications Manager	Version 7.1(3)
Cisco Unified Communications Manager	Version 7.1(3a)
Cisco Unified Communications Manager	Version 7.1(3b)
Cisco Unified Communications Manager	Version 7.1(5)
Cisco Unified Communications Manager	Version 7.1(5a)
Cisco Unified Communications Manager	Version 7.1(5b)
Cisco Unified Communications Manager	Version 7.1(5b)su1
Cisco Unified Communications Manager	Version 7.1(5b)su1a
Cisco Unified Communications Manager	Version 7.1(5b)su2
Cisco Unified Communications Manager	Version 7.1(5b)su3
Cisco Unified Communications Manager	Version 7.1(5b)su4
Cisco Unified Communications Manager	Version 8.0
Cisco Unified Communications Manager	Version 8.0(1)
Cisco Unified Communications Manager	Version 8.0(2)
Cisco Unified Communications Manager	Version 8.0(2a)
Cisco Unified Communications Manager	Version 8.0(2b)
Cisco Unified Communications Manager	Version 8.0(2c)
Cisco Unified Communications Manager	Version 8.0(3)
Cisco Unified Communications Manager	Version 8.0(3a)
Cisco Unified Communications Manager	Version 8.5(1)su1
Cisco Unified Communications Manager	Version 8.5(1)su2
Cisco Unified Communications Manager	Version 8.5(1)su3