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CVE
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CVE-2012-4623

Date: (C)2012-09-26   (M)2017-08-29 


The DHCPv6 server in Cisco IOS 12.2 through 12.4 and 15.0 through 15.2 and IOS XE 2.1.x through 2.6.x, 3.1.xS before 3.1.4S, 3.1.xSG and 3.2.xSG before 3.2.5SG, 3.2.xS, 3.2.xXO, 3.3.xS, and 3.3.xSG before 3.3.1SG allows remote attackers to cause a denial of service (device reload) via a malformed DHCPv6 packet, aka Bug ID CSCto57723.

CVSS Score: 7.8Access Vector: NETWORK
Exploit Score: 10.0Access Complexity: LOW
Impact Score: 6.9Authentication: NONE
 Confidentiality: NONE
 Integrity: NONE
 Availability: COMPLETE





Reference:
SECTRACK-1027577
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20120926-dhcpv6
BID-55700
OSVDB-85810
IAVM:2012-A-0156
ciscoios-ciscoiosxe-dhcpv6-dos(78885)

CPE    138
cpe:/o:cisco:ios:12.4jdd
cpe:/o:cisco:ios:12.4jdc
cpe:/o:cisco:ios_xe:3.3.3s
cpe:/o:cisco:ios_xe:2.4.4
...
CWE    1
CWE-20

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