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ID

VAR-201610-0274


CVE

CVE-2016-6423


TITLE

Cisco IOS and IOS XE of IKEv2 Service disruption in client and initiator implementations (DoS) Vulnerabilities

Trust: 0.8

sources: JVNDB: JVNDB-2016-005162

DESCRIPTION

The IKEv2 client and initiator implementations in Cisco IOS 15.5(3)M and IOS XE allow remote IKEv2 servers to cause a denial of service (device reload) via crafted IKEv2 packets, aka Bug ID CSCux97540. Cisco IOSXE is Cisco's next-generation network operator routing system, a fully modular and fully distributed network interconnection operating system. Cisco IOS and IOS XE Software are prone to a denial-of-service vulnerability. This issue is being tracked by Cisco Bug ID CSCux97540

Trust: 2.52

sources: NVD: CVE-2016-6423 // JVNDB: JVNDB-2016-005162 // CNVD: CNVD-2016-09465 // BID: 93411 // VULHUB: VHN-95243

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2016-09465

AFFECTED PRODUCTS

vendor:ciscomodel:iosscope:eqversion:15.5\(3\)m

Trust: 1.6

vendor:ciscomodel:ios xescope: - version: -

Trust: 1.4

vendor:ciscomodel:iosscope:eqversion:15.5(3)m

Trust: 0.8

vendor:ciscomodel:ios xe softwarescope:eqversion:0

Trust: 0.3

vendor:ciscomodel:iosscope:eqversion:0

Trust: 0.3

sources: CNVD: CNVD-2016-09465 // BID: 93411 // JVNDB: JVNDB-2016-005162 // CNNVD: CNNVD-201610-078 // NVD: CVE-2016-6423

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2016-6423
value: MEDIUM

Trust: 1.0

NVD: CVE-2016-6423
value: MEDIUM

Trust: 0.8

CNVD: CNVD-2016-09465
value: MEDIUM

Trust: 0.6

CNNVD: CNNVD-201610-078
value: MEDIUM

Trust: 0.6

VULHUB: VHN-95243
value: MEDIUM

Trust: 0.1

nvd@nist.gov: CVE-2016-6423
severity: MEDIUM
baseScore: 6.3
vectorString: AV:N/AC:M/AU:S/C:N/I:N/A:C
accessVector: NETWORK
accessComplexity: MEDIUM
authentication: SINGLE
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: COMPLETE
exploitabilityScore: 6.8
impactScore: 6.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.8

CNVD: CNVD-2016-09465
severity: MEDIUM
baseScore: 6.3
vectorString: AV:N/AC:M/AU:S/C:N/I:N/A:C
accessVector: NETWORK
accessComplexity: MEDIUM
authentication: SINGLE
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: COMPLETE
exploitabilityScore: 6.8
impactScore: 6.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

VULHUB: VHN-95243
severity: MEDIUM
baseScore: 6.3
vectorString: AV:N/AC:M/AU:S/C:N/I:N/A:C
accessVector: NETWORK
accessComplexity: MEDIUM
authentication: SINGLE
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: COMPLETE
exploitabilityScore: 6.8
impactScore: 6.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

nvd@nist.gov: CVE-2016-6423
baseSeverity: MEDIUM
baseScore: 6.5
vectorString: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: HIGH
exploitabilityScore: 2.8
impactScore: 3.6
version: 3.0

Trust: 1.8

sources: CNVD: CNVD-2016-09465 // VULHUB: VHN-95243 // JVNDB: JVNDB-2016-005162 // CNNVD: CNNVD-201610-078 // NVD: CVE-2016-6423

PROBLEMTYPE DATA

problemtype:CWE-399

Trust: 1.9

sources: VULHUB: VHN-95243 // JVNDB: JVNDB-2016-005162 // NVD: CVE-2016-6423

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-201610-078

TYPE

resource management error

Trust: 0.6

sources: CNNVD: CNNVD-201610-078

CONFIGURATIONS

sources:
            
            
            JVNDB: JVNDB-2016-005162

PATCH
title:cisco-sa-20161005-ios-ikevurl:https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161005-ios-ikev
Trust: 0.8
title:Patch for Cisco IOSXE Denial of Service Vulnerability (CNVD-2016-09465)url:https://www.cnvd.org.cn/patchInfo/show/82552
Trust: 0.6
title:Cisco IOS  and IOS XE Remediation measures for denial of service vulnerabilitiesurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=64506
Trust: 0.6
sources:
            
            
            CNVD: CNVD-2016-09465 // 
            
            
            
            JVNDB: JVNDB-2016-005162 // 
            
            
            
            CNNVD: CNNVD-201610-078

EXTERNAL IDS
db:NVDid:CVE-2016-6423
Trust: 3.4
db:SECTRACKid:1036955
Trust: 1.7
db:BIDid:93411
Trust: 1.4
db:JVNDBid:JVNDB-2016-005162
Trust: 0.8
db:CNNVDid:CNNVD-201610-078
Trust: 0.7
db:CNVDid:CNVD-2016-09465
Trust: 0.6
db:VULHUBid:VHN-95243
Trust: 0.1
sources:
            
            
            CNVD: CNVD-2016-09465 // 
            
            
            
            VULHUB: VHN-95243 // 
            
            
            
            BID: 93411 // 
            
            
            
            JVNDB: JVNDB-2016-005162 // 
            
            
            
            CNNVD: CNNVD-201610-078 // 
            
            
            
            NVD: CVE-2016-6423

REFERENCES
url:http://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20161005-ios-ikev
Trust: 2.6
url:http://www.securityfocus.com/bid/93411
Trust: 1.1
url:http://www.securitytracker.com/id/1036955
Trust: 1.1
url:http://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2016-6423
Trust: 0.8
url:http://web.nvd.nist.gov/view/vuln/detail?vulnid=cve-2016-6423
Trust: 0.8
url:http://securitytracker.com/id/1036955
Trust: 0.6
url:http://www.cisco.com/
Trust: 0.3
url:http://www.cisco.com/en/us/products/sw/iosswrel/products_ios_cisco_ios_software_category_home.html
Trust: 0.3
sources:
            
            
            CNVD: CNVD-2016-09465 // 
            
            
            
            VULHUB: VHN-95243 // 
            
            
            
            BID: 93411 // 
            
            
            
            JVNDB: JVNDB-2016-005162 // 
            
            
            
            CNNVD: CNNVD-201610-078 // 
            
            
            
            NVD: CVE-2016-6423

CREDITS
Cisco.
Trust: 0.3
sources:
            
            
            BID: 93411

SOURCES
db:CNVDid:CNVD-2016-09465
db:VULHUBid:VHN-95243
db:BIDid:93411
db:JVNDBid:JVNDB-2016-005162
db:CNNVDid:CNNVD-201610-078
db:NVDid:CVE-2016-6423

LAST UPDATE DATE
2025-04-13T23:36:20.064000+00:00

SOURCES UPDATE DATE
db:CNVDid:CNVD-2016-09465date:2016-10-19T00:00:00
db:VULHUBid:VHN-95243date:2017-07-30T00:00:00
db:BIDid:93411date:2016-10-10T07:02:00
db:JVNDBid:JVNDB-2016-005162date:2016-10-13T00:00:00
db:CNNVDid:CNNVD-201610-078date:2016-10-11T00:00:00
db:NVDid:CVE-2016-6423date:2025-04-12T10:46:40.837

SOURCES RELEASE DATE
db:CNVDid:CNVD-2016-09465date:2016-10-19T00:00:00
db:VULHUBid:VHN-95243date:2016-10-05T00:00:00
db:BIDid:93411date:2016-10-05T00:00:00
db:JVNDBid:JVNDB-2016-005162date:2016-10-13T00:00:00
db:CNNVDid:CNNVD-201610-078date:2016-10-11T00:00:00
db:NVDid:CVE-2016-6423date:2016-10-05T20:59:10.120