Cisco IOS and IOS XR IP option code execution

cisco-ip-option-code-execution (31725) The risk level is classified as HighHigh Risk

Description:

Cisco devices running certain versions of Cisco Internetwork Operating System Software (IOS) could allow a remote attacker to execute arbitrary code or cause a denial of service, caused by improper handling of certain packets containing a specially-crafted IP option. By sending an Internet Control Message Protocol (ICMP), Protocol Independent Multicast version 2 (PIMv2), Pragmatic General Multicast (PGM), or URL Rendezvous Directory (URD) packet containing a specially-crafted IP option to a physical or virtual IPv4 address on an affected device, a remote attacker could exploit this vulnerability to execute arbitrary code on the affected device or cause the device to reload, resulting in a denial of service.

Platforms Affected:

  • Cisco, IOS 12.0
  • Cisco, IOS 12.0DA
  • Cisco, IOS 12.0DB
  • Cisco, IOS 12.0DC
  • Cisco, IOS 12.0S
  • Cisco, IOS 12.0SC
  • Cisco, IOS 12.0SL
  • Cisco, IOS 12.0SP
  • Cisco, IOS 12.0ST
  • Cisco, IOS 12.0SX
  • Cisco, IOS 12.0SY
  • Cisco, IOS 12.0SZ
  • Cisco, IOS 12.0T
  • Cisco, IOS 12.0W
  • Cisco, IOS 12.0WC
  • Cisco, IOS 12.0WT
  • Cisco, IOS 12.0XA
  • Cisco, IOS 12.0XB
  • Cisco, IOS 12.0XC
  • Cisco, IOS 12.0XD
  • Cisco, IOS 12.0XE
  • Cisco, IOS 12.0XG
  • Cisco, IOS 12.0XH
  • Cisco, IOS 12.0XI
  • Cisco, IOS 12.0XJ
  • Cisco, IOS 12.0XK
  • Cisco, IOS 12.0XL
  • Cisco, IOS 12.0XM
  • Cisco, IOS 12.0XN
  • Cisco, IOS 12.0XQ
  • Cisco, IOS 12.0XR
  • Cisco, IOS 12.0XS
  • Cisco, IOS 12.0XV
  • Cisco, IOS 12.0XW
  • Cisco, IOS 12.1
  • Cisco, IOS 12.1AA
  • Cisco, IOS 12.1AX
  • Cisco, IOS 12.1AY
  • Cisco, IOS 12.1AZ
  • Cisco, IOS 12.1CX
  • Cisco, IOS 12.1DA
  • Cisco, IOS 12.1DB
  • Cisco, IOS 12.1DC
  • Cisco, IOS 12.1E
  • Cisco, IOS 12.1EA
  • Cisco, IOS 12.1EB
  • Cisco, IOS 12.1EC
  • Cisco, IOS 12.1EO
  • Cisco, IOS 12.1EU
  • Cisco, IOS 12.1EV
  • Cisco, IOS 12.1EW
  • Cisco, IOS 12.1EX
  • Cisco, IOS 12.1EY
  • Cisco, IOS 12.1EZ
  • Cisco, IOS 12.1T
  • Cisco, IOS 12.1XA
  • Cisco, IOS 12.1XB
  • Cisco, IOS 12.1XC
  • Cisco, IOS 12.1XD
  • Cisco, IOS 12.1XE
  • Cisco, IOS 12.1XF
  • Cisco, IOS 12.1XG
  • Cisco, IOS 12.1XI
  • Cisco, IOS 12.1XJ
  • Cisco, IOS 12.1XL
  • Cisco, IOS 12.1XM
  • Cisco, IOS 12.1XP
  • Cisco, IOS 12.1XQ
  • Cisco, IOS 12.1XR
  • Cisco, IOS 12.1XS
  • Cisco, IOS 12.1XT
  • Cisco, IOS 12.1XU
  • Cisco, IOS 12.1XV
  • Cisco, IOS 12.1XW
  • Cisco, IOS 12.1XX
  • Cisco, IOS 12.1XY
  • Cisco, IOS 12.1XZ
  • Cisco, IOS 12.1YA
  • Cisco, IOS 12.1YB
  • Cisco, IOS 12.1YC
  • Cisco, IOS 12.1YD
  • Cisco, IOS 12.1YE
  • Cisco, IOS 12.1YF
  • Cisco, IOS 12.1YH
  • Cisco, IOS 12.1YI
  • Cisco, IOS 12.1YJ
  • Cisco, IOS 12.2
  • Cisco, IOS 12.21XA
  • Cisco, IOS 12.21XB
  • Cisco, IOS 12.2B
  • Cisco, IOS 12.2BC
  • Cisco, IOS 12.2BW
  • Cisco, IOS 12.2BY
  • Cisco, IOS 12.2BZ
  • Cisco, IOS 12.2CX
  • Cisco, IOS 12.2CY
  • Cisco, IOS 12.2CZ
  • Cisco, IOS 12.2DA
  • Cisco, IOS 12.2DD
  • Cisco, IOS 12.2DX
  • Cisco, IOS 12.2EU
  • Cisco, IOS 12.2EW
  • Cisco, IOS 12.2EWA
  • Cisco, IOS 12.2EX
  • Cisco, IOS 12.2EY
  • Cisco, IOS 12.2EZ
  • Cisco, IOS 12.2FX
  • Cisco, IOS 12.2FZ
  • Cisco, IOS 12.2IXC
  • Cisco, IOS 12.2JA
  • Cisco, IOS 12.2JK
  • Cisco, IOS 12.2MB
  • Cisco, IOS 12.2MC
  • Cisco, IOS 12.2S
  • Cisco, IOS 12.2SB
  • Cisco, IOS 12.2SBC
  • Cisco, IOS 12.2SE
  • Cisco, IOS 12.2SEA
  • Cisco, IOS 12.2SEB
  • Cisco, IOS 12.2SEC
  • Cisco, IOS 12.2SED
  • Cisco, IOS 12.2SEE
  • Cisco, IOS 12.2SEF
  • Cisco, IOS 12.2SEG
  • Cisco, IOS 12.2SG
  • Cisco, IOS 12.2SGA
  • Cisco, IOS 12.2SO
  • Cisco, IOS 12.2SRA
  • Cisco, IOS 12.2SRB
  • Cisco, IOS 12.2SU
  • Cisco, IOS 12.2SV
  • Cisco, IOS 12.2SW
  • Cisco, IOS 12.2SX
  • Cisco, IOS 12.2SXA
  • Cisco, IOS 12.2SXB
  • Cisco, IOS 12.2SXD
  • Cisco, IOS 12.2SXE
  • Cisco, IOS 12.2SXF
  • Cisco, IOS 12.2SY
  • Cisco, IOS 12.2SZ
  • Cisco, IOS 12.2T
  • Cisco, IOS 12.2TPC
  • Cisco, IOS 12.2XA
  • Cisco, IOS 12.2XB
  • Cisco, IOS 12.2XC
  • Cisco, IOS 12.2XD
  • Cisco, IOS 12.2XE
  • Cisco, IOS 12.2XF
  • Cisco, IOS 12.2XG
  • Cisco, IOS 12.2XH
  • Cisco, IOS 12.2XI
  • Cisco, IOS 12.2XJ
  • Cisco, IOS 12.2XK
  • Cisco, IOS 12.2XL
  • Cisco, IOS 12.2XM
  • Cisco, IOS 12.2XN
  • Cisco, IOS 12.2XQ
  • Cisco, IOS 12.2XR
  • Cisco, IOS 12.2XS
  • Cisco, IOS 12.2XU
  • Cisco, IOS 12.2XV
  • Cisco, IOS 12.2XW
  • Cisco, IOS 12.2YA
  • Cisco, IOS 12.2YB
  • Cisco, IOS 12.2YC
  • Cisco, IOS 12.2YD
  • Cisco, IOS 12.2YE
  • Cisco, IOS 12.2YF
  • Cisco, IOS 12.2YG
  • Cisco, IOS 12.2YH
  • Cisco, IOS 12.2YJ
  • Cisco, IOS 12.2YK
  • Cisco, IOS 12.2YL
  • Cisco, IOS 12.2YM
  • Cisco, IOS 12.2YN
  • Cisco, IOS 12.2YP
  • Cisco, IOS 12.2YQ
  • Cisco, IOS 12.2YR
  • Cisco, IOS 12.2YS
  • Cisco, IOS 12.2YT
  • Cisco, IOS 12.2YU
  • Cisco, IOS 12.2YV
  • Cisco, IOS 12.2YW
  • Cisco, IOS 12.2YX
  • Cisco, IOS 12.2YY
  • Cisco, IOS 12.2YZ
  • Cisco, IOS 12.2ZA
  • Cisco, IOS 12.2ZB
  • Cisco, IOS 12.2ZC
  • Cisco, IOS 12.2ZD
  • Cisco, IOS 12.2ZE
  • Cisco, IOS 12.2ZF
  • Cisco, IOS 12.2ZG
  • Cisco, IOS 12.2ZH
  • Cisco, IOS 12.2ZJ
  • Cisco, IOS 12.2ZL
  • Cisco, IOS 12.2ZN
  • Cisco, IOS 12.2ZP
  • Cisco, IOS 12.3
  • Cisco, IOS 12.3B
  • Cisco, IOS 12.3BC
  • Cisco, IOS 12.3BW
  • Cisco, IOS 12.3JA
  • Cisco, IOS 12.3JEA
  • Cisco, IOS 12.3JEB
  • Cisco, IOS 12.3JK
  • Cisco, IOS 12.3T
  • Cisco, IOS 12.3TPC
  • Cisco, IOS 12.3XA
  • Cisco, IOS 12.3XB
  • Cisco, IOS 12.3XC
  • Cisco, IOS 12.3XD
  • Cisco, IOS 12.3XE
  • Cisco, IOS 12.3XF
  • Cisco, IOS 12.3XG
  • Cisco, IOS 12.3XH
  • Cisco, IOS 12.3XI
  • Cisco, IOS 12.3XJ
  • Cisco, IOS 12.3XK
  • Cisco, IOS 12.3XQ
  • Cisco, IOS 12.3XR
  • Cisco, IOS 12.3XS
  • Cisco, IOS 12.3XU
  • Cisco, IOS 12.3XW
  • Cisco, IOS 12.3XX
  • Cisco, IOS 12.3XY
  • Cisco, IOS 12.3YA
  • Cisco, IOS 12.3YD
  • Cisco, IOS 12.3YF
  • Cisco, IOS 12.3YG
  • Cisco, IOS 12.3YH
  • Cisco, IOS 12.3YI
  • Cisco, IOS 12.3YJ
  • Cisco, IOS 12.3YK
  • Cisco, IOS 12.3YM
  • Cisco, IOS 12.3YQ
  • Cisco, IOS 12.3YS
  • Cisco, IOS 12.3YT
  • Cisco, IOS 12.3YU
  • Cisco, IOS 12.3YX
  • Cisco, IOS 12.3YZ
  • Cisco, IOS XR 3.2.2
  • Cisco, IOS XR 3.2.3
  • Cisco, IOS XR 3.2.4
  • Cisco, IOS XR 3.2.6
  • Cisco, IOS XR 3.3
  • Cisco, IOS XR 3.4

Remedy:

Refer to cisco-sa-20070124-crafted-ip-option for upgrade or suggested workaround information. See References.

Consequences:

Gain Access

References:

Reported:

Jan 24, 2007

The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

For corrections or additions please email xforce@iss.net

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