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CVE
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CVE-2012-4623Date: (C)2012-09-26   (M)2018-02-19


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 and Metrics +CVSS Score and Metrics -

CVSS V2 Severity:
CVSS Score : 7.8
Exploit Score: 10.0
Impact Score: 6.9
 
CVSS V2 Metrics:
Access Vector: NETWORK
Access Complexity: LOW
Authentication: 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_xe:3.1.1sg
cpe:/o:cisco:ios_xe:3.2.0sg
cpe:/o:cisco:ios:12.4xm
cpe:/o:cisco:ios:12.4xn
...
CWE    1
CWE-20

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