Details of VAR-201503-0177

ID

VAR-201503-0177

CVE

CVE-2015-0672

TITLE

Cisco IOS XR DHCPv4 Server Denial of Service Vulnerability

Trust: 1.2

sources: CNVD: CNVD-2015-02081 // CNNVD: CNNVD-201503-580

DESCRIPTION

The DHCPv4 server in Cisco IOS XR 5.2.2 on ASR 9000 devices allows remote attackers to cause a denial of service (service outage) via a flood of crafted DHCP packets, aka Bug ID CSCup67822. Vendors have confirmed this vulnerability Bug ID CSCup67822 It is released as.A great deal of crafting by a third party DHCP Service disruption via packets ( Service stop ) There is a possibility of being in the state of. Cisco IOS XR is a member of the Cisco IOS Software family that uses a microkernel-based operating system architecture. Cisco ASR 9000 Series Aggregation Services Routers are prone to a remote denial-of-service vulnerability. Attackers can exploit this issue to cause the affected device to crash, denying service to legitimate users. This issue is being tracked by Cisco Bug ID CSCup67822

Trust: 2.52

sources: NVD: CVE-2015-0672 // JVNDB: JVNDB-2015-001957 // CNVD: CNVD-2015-02081 // BID: 73318 // VULHUB: VHN-78618

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2015-02081

AFFECTED PRODUCTS

vendor:	cisco	model:	ios xr	scope:	eq	version:	5.2.2	Trust: 3.0
vendor:	cisco	model:	asr 9001 router	scope:	-	version:	-	Trust: 0.8
vendor:	cisco	model:	asr 9006 router	scope:	-	version:	-	Trust: 0.8
vendor:	cisco	model:	asr 9010 router	scope:	-	version:	-	Trust: 0.8
vendor:	cisco	model:	asr 9904 router	scope:	-	version:	-	Trust: 0.8
vendor:	cisco	model:	asr 9912 router	scope:	-	version:	-	Trust: 0.8
vendor:	cisco	model:	asr 9922 router	scope:	-	version:	-	Trust: 0.8
vendor:	cisco	model:	asr series aggregation services routers	scope:	eq	version:	90005.2.2	Trust: 0.3

sources: CNVD: CNVD-2015-02081 // BID: 73318 // JVNDB: JVNDB-2015-001957 // CNNVD: CNNVD-201503-580 // NVD: CVE-2015-0672

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2015-0672
value:	MEDIUM
Trust: 1.0
NVD:	CVE-2015-0672
value:	MEDIUM
Trust: 0.8
CNVD:	CNVD-2015-02081
value:	MEDIUM
Trust: 0.6
CNNVD:	CNNVD-201503-580
value:	MEDIUM
Trust: 0.6
VULHUB:	VHN-78618
value:	MEDIUM
Trust: 0.1

nvd@nist.gov:	CVE-2015-0672
severity:	MEDIUM
baseScore:	5.0
vectorString:	AV:N/AC:L/AU:N/C:N/I:N/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	PARTIAL
exploitabilityScore:	10.0
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.8
CNVD:	CNVD-2015-02081
severity:	MEDIUM
baseScore:	5.0
vectorString:	AV:N/AC:L/AU:N/C:N/I:N/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	PARTIAL
exploitabilityScore:	10.0
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6
VULHUB:	VHN-78618
severity:	MEDIUM
baseScore:	5.0
vectorString:	AV:N/AC:L/AU:N/C:N/I:N/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	PARTIAL
exploitabilityScore:	10.0
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.1

sources: CNVD: CNVD-2015-02081 // VULHUB: VHN-78618 // JVNDB: JVNDB-2015-001957 // CNNVD: CNNVD-201503-580 // NVD: CVE-2015-0672

PROBLEMTYPE DATA

problemtype:

CWE-399

Trust: 1.9

sources: VULHUB: VHN-78618 // JVNDB: JVNDB-2015-001957 // NVD: CVE-2015-0672

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-201503-580

TYPE

resource management error

Trust: 0.6

sources: CNNVD: CNNVD-201503-580

CONFIGURATIONS

sources: JVNDB: JVNDB-2015-001957

PATCH

title:	38006	url:	http://tools.cisco.com/security/center/viewAlert.x?alertId=38006	Trust: 0.8
title:	Patch for Cisco IOS XR DHCPv4 Server Denial of Service Vulnerability	url:	https://www.cnvd.org.cn/patchInfo/show/56789	Trust: 0.6

sources: CNVD: CNVD-2015-02081 // JVNDB: JVNDB-2015-001957

EXTERNAL IDS

db:	NVD	id:	CVE-2015-0672	Trust: 3.4
db:	SECTRACK	id:	1031970	Trust: 1.1
db:	JVNDB	id:	JVNDB-2015-001957	Trust: 0.8
db:	CNNVD	id:	CNNVD-201503-580	Trust: 0.7
db:	CNVD	id:	CNVD-2015-02081	Trust: 0.6
db:	BID	id:	73318	Trust: 0.4
db:	VULHUB	id:	VHN-78618	Trust: 0.1

sources: CNVD: CNVD-2015-02081 // VULHUB: VHN-78618 // BID: 73318 // JVNDB: JVNDB-2015-001957 // CNNVD: CNNVD-201503-580 // NVD: CVE-2015-0672

REFERENCES

url:	http://tools.cisco.com/security/center/viewalert.x?alertid=38006	Trust: 2.6
url:	http://www.securitytracker.com/id/1031970	Trust: 1.1
url:	http://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2015-0672	Trust: 0.8
url:	http://web.nvd.nist.gov/view/vuln/detail?vulnid=cve-2015-0672	Trust: 0.8
url:	http://www.cisco.com/	Trust: 0.3

sources: CNVD: CNVD-2015-02081 // VULHUB: VHN-78618 // BID: 73318 // JVNDB: JVNDB-2015-001957 // CNNVD: CNNVD-201503-580 // NVD: CVE-2015-0672

CREDITS

Cisco

Trust: 0.3

sources: BID: 73318

SOURCES

db:	CNVD	id:	CNVD-2015-02081
db:	VULHUB	id:	VHN-78618
db:	BID	id:	73318
db:	JVNDB	id:	JVNDB-2015-001957
db:	CNNVD	id:	CNNVD-201503-580
db:	NVD	id:	CVE-2015-0672

LAST UPDATE DATE

2024-11-23T21:44:26.094000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2015-02081	date:	2015-03-31T00:00:00
db:	VULHUB	id:	VHN-78618	date:	2015-09-04T00:00:00
db:	BID	id:	73318	date:	2015-03-24T00:00:00
db:	JVNDB	id:	JVNDB-2015-001957	date:	2015-03-30T00:00:00
db:	CNNVD	id:	CNNVD-201503-580	date:	2015-03-27T00:00:00
db:	NVD	id:	CVE-2015-0672	date:	2024-11-21T02:23:30.670

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2015-02081	date:	2015-03-31T00:00:00
db:	VULHUB	id:	VHN-78618	date:	2015-03-26T00:00:00
db:	BID	id:	73318	date:	2015-03-24T00:00:00
db:	JVNDB	id:	JVNDB-2015-001957	date:	2015-03-30T00:00:00
db:	CNNVD	id:	CNNVD-201503-580	date:	2015-03-27T00:00:00
db:	NVD	id:	CVE-2015-0672	date:	2015-03-26T10:59:15.740