Details of VAR-201504-0275

ID

VAR-201504-0275

CVE

CVE-2015-0695

TITLE

Cisco ASR 9000 Runs on the device Cisco IOS XR Service disruption in (DoS) Vulnerabilities

Trust: 0.8

sources: JVNDB: JVNDB-2015-002382

DESCRIPTION

Cisco IOS XR 4.3.4 through 5.3.0 on ASR 9000 devices, when uRPF, PBR, QoS, or an ACL is configured, does not properly handle bridge-group virtual interface (BVI) traffic, which allows remote attackers to cause a denial of service (chip and card hangs and reloads) by triggering use of a BVI interface for IPv4 packets, aka Bug ID CSCur62957. Vendors have confirmed this vulnerability Bug ID CSCur62957 It is released as. Supplementary information : CWE Vulnerability type by CWE-19: Data Handling ( Data processing ) Has been identified. Cisco IOS is the interconnected network operating system used on most Cisco system routers and network switches. A denial of service vulnerability exists in Cisco IOS XR Software. Allows an attacker to exploit this vulnerability to initiate a denial of service attack. The vulnerability is caused by the incorrect handling of the bridge-group virtual interface (BVI )flow

Trust: 2.52

sources: NVD: CVE-2015-0695 // JVNDB: JVNDB-2015-002382 // CNVD: CNVD-2015-02658 // BID: 74162 // VULHUB: VHN-78641

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2015-02658

AFFECTED PRODUCTS

vendor:	cisco	model:	ios xr	scope:	eq	version:	5.1.1	Trust: 1.6
vendor:	cisco	model:	ios xr	scope:	eq	version:	5.2.0	Trust: 1.6
vendor:	cisco	model:	ios xr	scope:	eq	version:	5.2.1	Trust: 1.6
vendor:	cisco	model:	ios xr	scope:	eq	version:	5.1.2	Trust: 1.6
vendor:	cisco	model:	ios xr	scope:	eq	version:	4.3.3	Trust: 1.6
vendor:	cisco	model:	ios xr	scope:	eq	version:	4.3.1	Trust: 1.6
vendor:	cisco	model:	ios xr	scope:	eq	version:	5.1.0	Trust: 1.6
vendor:	cisco	model:	ios xr	scope:	eq	version:	4.3.0	Trust: 1.6
vendor:	cisco	model:	ios xr	scope:	eq	version:	4.3.2	Trust: 1.6
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:	ios xr	scope:	eq	version:	4.3.4 to 5.3.0	Trust: 0.8
vendor:	cisco	model:	ios xr software	scope:	-	version:	-	Trust: 0.6
vendor:	cisco	model:	ios xr software	scope:	eq	version:	5.2.1	Trust: 0.3
vendor:	cisco	model:	ios xr software	scope:	eq	version:	5.2	Trust: 0.3
vendor:	cisco	model:	ios xr software	scope:	eq	version:	5.1.2	Trust: 0.3
vendor:	cisco	model:	ios xr software	scope:	eq	version:	5.1.1	Trust: 0.3
vendor:	cisco	model:	ios xr software	scope:	eq	version:	4.3.3	Trust: 0.3
vendor:	cisco	model:	ios xr software	scope:	eq	version:	4.3.2	Trust: 0.3
vendor:	cisco	model:	ios xr software	scope:	eq	version:	4.3.1	Trust: 0.3
vendor:	cisco	model:	ios xr software	scope:	eq	version:	5.1	Trust: 0.3
vendor:	cisco	model:	asr 9001-s	scope:	eq	version:	0	Trust: 0.3
vendor:	cisco	model:	asr	scope:	eq	version:	9001-	Trust: 0.3
vendor:	cisco	model:	asr	scope:	eq	version:	90000	Trust: 0.3
vendor:	cisco	model:	ios xr software	scope:	ne	version:	5.2.2	Trust: 0.3

sources: CNVD: CNVD-2015-02658 // BID: 74162 // JVNDB: JVNDB-2015-002382 // CNNVD: CNNVD-201504-376 // NVD: CVE-2015-0695

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2015-0695
value:	HIGH
Trust: 1.0
NVD:	CVE-2015-0695
value:	HIGH
Trust: 0.8
CNVD:	CNVD-2015-02658
value:	HIGH
Trust: 0.6
CNNVD:	CNNVD-201504-376
value:	HIGH
Trust: 0.6
VULHUB:	VHN-78641
value:	HIGH
Trust: 0.1

nvd@nist.gov:	CVE-2015-0695
severity:	HIGH
baseScore:	7.8
vectorString:	AV:N/AC:L/AU:N/C:N/I:N/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	COMPLETE
exploitabilityScore:	10.0
impactScore:	6.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.8
CNVD:	CNVD-2015-02658
severity:	HIGH
baseScore:	7.1
vectorString:	AV:N/AC:M/AU:N/C:N/I:N/A:C
accessVector:	NETWORK
accessComplexity:	MEDIUM
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	COMPLETE
exploitabilityScore:	8.6
impactScore:	6.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6
VULHUB:	VHN-78641
severity:	HIGH
baseScore:	7.8
vectorString:	AV:N/AC:L/AU:N/C:N/I:N/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	COMPLETE
exploitabilityScore:	10.0
impactScore:	6.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.1

sources: CNVD: CNVD-2015-02658 // VULHUB: VHN-78641 // JVNDB: JVNDB-2015-002382 // CNNVD: CNNVD-201504-376 // NVD: CVE-2015-0695

PROBLEMTYPE DATA

problemtype:	CWE-19	Trust: 1.1
problemtype:	CWE-399	Trust: 1.1
problemtype:	CWE-Other	Trust: 0.8

sources: VULHUB: VHN-78641 // JVNDB: JVNDB-2015-002382 // NVD: CVE-2015-0695

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-201504-376

TYPE

resource management error

Trust: 0.6

sources: CNNVD: CNNVD-201504-376

CONFIGURATIONS

sources: JVNDB: JVNDB-2015-002382

PATCH

title:	cisco-sa-20150415-iosxr	url:	http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150415-iosxr	Trust: 0.8
title:	38182	url:	http://tools.cisco.com/security/center/viewAlert.x?alertId=38182	Trust: 0.8
title:	Patch for Cisco IOS XR Software Denial of Service Vulnerability (CNVD-2015-02658)	url:	https://www.cnvd.org.cn/patchInfo/show/57647	Trust: 0.6

sources: CNVD: CNVD-2015-02658 // JVNDB: JVNDB-2015-002382

EXTERNAL IDS

db:	NVD	id:	CVE-2015-0695	Trust: 3.4
db:	BID	id:	74162	Trust: 2.0
db:	SECTRACK	id:	1032139	Trust: 1.1
db:	JVNDB	id:	JVNDB-2015-002382	Trust: 0.8
db:	CNNVD	id:	CNNVD-201504-376	Trust: 0.7
db:	CNVD	id:	CNVD-2015-02658	Trust: 0.6
db:	VULHUB	id:	VHN-78641	Trust: 0.1

sources: CNVD: CNVD-2015-02658 // VULHUB: VHN-78641 // BID: 74162 // JVNDB: JVNDB-2015-002382 // CNNVD: CNNVD-201504-376 // NVD: CVE-2015-0695

REFERENCES

url:	http://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20150415-iosxr	Trust: 2.3
url:	http://www.securityfocus.com/bid/74162	Trust: 1.7
url:	http://web.nvd.nist.gov/view/vuln/detail?vulnid=cve-2015-0695	Trust: 1.4
url:	http://www.securitytracker.com/id/1032139	Trust: 1.1
url:	http://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2015-0695	Trust: 0.8
url:	http://www.cisco.com/	Trust: 0.3
url:	http://www.cisco.com/en/us/products/ps5845/index.html	Trust: 0.3

sources: CNVD: CNVD-2015-02658 // VULHUB: VHN-78641 // BID: 74162 // JVNDB: JVNDB-2015-002382 // CNNVD: CNNVD-201504-376 // NVD: CVE-2015-0695

CREDITS

Cisco TAC

Trust: 0.3

sources: BID: 74162

SOURCES

db:	CNVD	id:	CNVD-2015-02658
db:	VULHUB	id:	VHN-78641
db:	BID	id:	74162
db:	JVNDB	id:	JVNDB-2015-002382
db:	CNNVD	id:	CNNVD-201504-376
db:	NVD	id:	CVE-2015-0695

LAST UPDATE DATE

2024-11-23T21:55:01.073000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2015-02658	date:	2015-04-22T00:00:00
db:	VULHUB	id:	VHN-78641	date:	2017-01-06T00:00:00
db:	BID	id:	74162	date:	2015-05-12T19:51:00
db:	JVNDB	id:	JVNDB-2015-002382	date:	2015-04-21T00:00:00
db:	CNNVD	id:	CNNVD-201504-376	date:	2015-04-17T00:00:00
db:	NVD	id:	CVE-2015-0695	date:	2024-11-21T02:23:33.193

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2015-02658	date:	2015-04-22T00:00:00
db:	VULHUB	id:	VHN-78641	date:	2015-04-17T00:00:00
db:	BID	id:	74162	date:	2015-04-15T00:00:00
db:	JVNDB	id:	JVNDB-2015-002382	date:	2015-04-21T00:00:00
db:	CNNVD	id:	CNNVD-201504-376	date:	2015-04-17T00:00:00
db:	NVD	id:	CVE-2015-0695	date:	2015-04-17T01:59:26.263