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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 V3 Severity:CVSS V2 Severity:
CVSS Score  : CVSS Score  : 7.8
Exploit Score: Exploit Score: 10.0
Impact Score : Impact Score : 6.9
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: Access Vector: NETWORK
Attack Complexity: Access Complexity: LOW
Privileges Required: Authentication: NONE
User Interaction: Confidentiality: NONE
Scope: Integrity: NONE
Confidentiality: Availability: COMPLETE
Integrity:  
Availability:  
  





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:12.3jed
...
CWE    1
CWE-20

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