Details of VAR-201707-0917

ID

VAR-201707-0917

CVE

CVE-2017-6672

TITLE

Cisco ASR 5000 Vulnerability related to access control in Aggregation Service Router

Trust: 0.8

sources: JVNDB: JVNDB-2017-006830

DESCRIPTION

A vulnerability in certain filtering mechanisms of access control lists (ACLs) for Cisco ASR 5000 Series Aggregation Services Routers through 21.x could allow an unauthenticated, remote attacker to bypass ACL rules that have been configured for an affected device. More Information: CSCvb99022 CSCvc16964 CSCvc37351 CSCvc54843 CSCvc63444 CSCvc77815 CSCvc88658 CSCve08955 CSCve14141 CSCve33870. Vendors have confirmed this vulnerability Bug ID CSCvb99022 , CSCvc16964 , CSCvc37351 , CSCvc54843 , CSCvc63444 , CSCvc77815 , CSCvc88658 , CSCve08955 , CSCve14141 ,and CSCve33870 It is released as.Information may be tampered with. Cisco ASR5000 Series AggregationServicesRouters is the ASR5000 series of multi-function routers from Cisco. Successfully exploiting this issue may allow an attacker to bypass certain security restrictions and perform unauthorized actions. This issue is being tracked by Cisco Bug ID's CSCvb99022, CSCvc16964, CSCvc37351, CSCvc54843, CSCvc63444, CSCvc77815, CSCvc88658, CSCve08955, CSCve14141 and CSCve33870. Access control lists (ACLs) is one of the access control list components. The vulnerability stems from the fact that the program does not detect and match specific traffic

Trust: 2.52

sources: NVD: CVE-2017-6672 // JVNDB: JVNDB-2017-006830 // CNVD: CNVD-2017-26112 // BID: 99921 // VULHUB: VHN-114875

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2017-26112

AFFECTED PRODUCTS

vendor:	cisco	model:	asr 5000 series software	scope:	eq	version:	21.2.a0.65995	Trust: 1.6
vendor:	cisco	model:	asr 5000 series software	scope:	eq	version:	21.1.0	Trust: 1.6
vendor:	cisco	model:	asr 5000 series software	scope:	eq	version:	20.3.1	Trust: 1.6
vendor:	cisco	model:	asr 5000 series software	scope:	eq	version:	21.1.m0.65931	Trust: 1.6
vendor:	cisco	model:	asr 5000 series software	scope:	eq	version:	21.1.m0.65710	Trust: 1.6
vendor:	cisco	model:	asr 5000 series software	scope:	eq	version:	21.2.a0.65914	Trust: 1.6
vendor:	cisco	model:	asr 5000 series software	scope:	eq	version:	21.0.v1.66638	Trust: 1.6
vendor:	cisco	model:	asr 5000 series software	scope:	eq	version:	19.6.6	Trust: 1.6
vendor:	cisco	model:	asr 5000 series software	scope:	eq	version:	21.1.m0.65986	Trust: 1.6
vendor:	cisco	model:	asr 5000 series software	scope:	eq	version:	21.1.m0.65921	Trust: 1.6
vendor:	cisco	model:	asr 5000 series software	scope:	eq	version:	21.1.v0	Trust: 1.0
vendor:	cisco	model:	asr 5000 series software	scope:	eq	version:	20.2.12	Trust: 1.0
vendor:	cisco	model:	asr 5000 series software	scope:	eq	version:	21.3.0	Trust: 1.0
vendor:	cisco	model:	asr 5000 series software	scope:	eq	version:	21.0.v2	Trust: 1.0
vendor:	cisco	model:	asr 5000 series software	scope:	eq	version:	20.3.0	Trust: 1.0
vendor:	cisco	model:	asr 5000 series software	scope:	eq	version:	20.1.v5	Trust: 1.0
vendor:	cisco	model:	asr 5000 series software	scope:	eq	version:	19.3.5	Trust: 1.0
vendor:	cisco	model:	asr 5000 series software	scope:	eq	version:	19.6.3	Trust: 1.0
vendor:	cisco	model:	asr 5000 series software	scope:	eq	version:	20.2.4	Trust: 1.0
vendor:	cisco	model:	asr 5000 series software	scope:	eq	version:	19.3.12	Trust: 1.0
vendor:	cisco	model:	asr 5000 series software	scope:	eq	version:	19.6.0	Trust: 1.0
vendor:	cisco	model:	asr 5000 series software	scope:	eq	version:	21.1.2	Trust: 1.0
vendor:	cisco	model:	asr 5000 series software	scope:	eq	version:	19.3.11	Trust: 1.0
vendor:	cisco	model:	asr series	scope:	eq	version:	50000	Trust: 0.9
vendor:	cisco	model:	asr 5000 series software	scope:	lte	version:	21.x	Trust: 0.8

sources: CNVD: CNVD-2017-26112 // BID: 99921 // JVNDB: JVNDB-2017-006830 // CNNVD: CNNVD-201707-1177 // NVD: CVE-2017-6672

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2017-6672
value:	HIGH
Trust: 1.0
NVD:	CVE-2017-6672
value:	HIGH
Trust: 0.8
CNVD:	CNVD-2017-26112
value:	MEDIUM
Trust: 0.6
CNNVD:	CNNVD-201707-1177
value:	HIGH
Trust: 0.6
VULHUB:	VHN-114875
value:	MEDIUM
Trust: 0.1

nvd@nist.gov:	CVE-2017-6672
severity:	MEDIUM
baseScore:	5.0
vectorString:	AV:N/AC:L/AU:N/C:N/I:P/A:N
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	PARTIAL
availabilityImpact:	NONE
exploitabilityScore:	10.0
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.8
CNVD:	CNVD-2017-26112
severity:	MEDIUM
baseScore:	5.0
vectorString:	AV:N/AC:L/AU:N/C:N/I:P/A:N
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	PARTIAL
availabilityImpact:	NONE
exploitabilityScore:	10.0
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6
VULHUB:	VHN-114875
severity:	MEDIUM
baseScore:	5.0
vectorString:	AV:N/AC:L/AU:N/C:N/I:P/A:N
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	PARTIAL
availabilityImpact:	NONE
exploitabilityScore:	10.0
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.1

nvd@nist.gov:	CVE-2017-6672
baseSeverity:	HIGH
baseScore:	7.5
vectorString:	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	HIGH
availabilityImpact:	NONE
exploitabilityScore:	3.9
impactScore:	3.6
version:	3.0
Trust: 1.8

sources: CNVD: CNVD-2017-26112 // VULHUB: VHN-114875 // JVNDB: JVNDB-2017-006830 // CNNVD: CNNVD-201707-1177 // NVD: CVE-2017-6672

PROBLEMTYPE DATA

problemtype:	CWE-863	Trust: 1.1
problemtype:	CWE-284	Trust: 0.9

sources: VULHUB: VHN-114875 // JVNDB: JVNDB-2017-006830 // NVD: CVE-2017-6672

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-201707-1177

TYPE

lack of information

Trust: 0.6

sources: CNNVD: CNNVD-201707-1177

CONFIGURATIONS

sources: JVNDB: JVNDB-2017-006830

PATCH

title:	cisco-sa-20170719-asr1	url:	https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170719-asr1	Trust: 0.8
title:	Cisco ASR5000 Series AggregationServices Router Rules Bypass Vulnerability Patch	url:	https://www.cnvd.org.cn/patchInfo/show/101876	Trust: 0.6
title:	Cisco ASR 5000 Series Aggregation Services Repair measures for router security vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=72022	Trust: 0.6

sources: CNVD: CNVD-2017-26112 // JVNDB: JVNDB-2017-006830 // CNNVD: CNNVD-201707-1177

EXTERNAL IDS

db:	NVD	id:	CVE-2017-6672	Trust: 3.4
db:	BID	id:	99921	Trust: 2.6
db:	SECTRACK	id:	1038962	Trust: 1.7
db:	JVNDB	id:	JVNDB-2017-006830	Trust: 0.8
db:	CNNVD	id:	CNNVD-201707-1177	Trust: 0.7
db:	CNVD	id:	CNVD-2017-26112	Trust: 0.6
db:	VULHUB	id:	VHN-114875	Trust: 0.1

sources: CNVD: CNVD-2017-26112 // VULHUB: VHN-114875 // BID: 99921 // JVNDB: JVNDB-2017-006830 // CNNVD: CNNVD-201707-1177 // NVD: CVE-2017-6672

REFERENCES

url:	https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20170719-asr1	Trust: 2.0
url:	http://www.securityfocus.com/bid/99921	Trust: 1.7
url:	http://www.securitytracker.com/id/1038962	Trust: 1.7
url:	https://nvd.nist.gov/vuln/detail/cve-2017-6672	Trust: 1.4
url:	http://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2017-6672	Trust: 0.8
url:	http://www.cisco.com/en/us/products/ps11072/	Trust: 0.3
url:	http://www.cisco.com/	Trust: 0.3

sources: CNVD: CNVD-2017-26112 // VULHUB: VHN-114875 // BID: 99921 // JVNDB: JVNDB-2017-006830 // CNNVD: CNNVD-201707-1177 // NVD: CVE-2017-6672

CREDITS

Cisco

Trust: 0.9

sources: BID: 99921 // CNNVD: CNNVD-201707-1177

SOURCES

db:	CNVD	id:	CNVD-2017-26112
db:	VULHUB	id:	VHN-114875
db:	BID	id:	99921
db:	JVNDB	id:	JVNDB-2017-006830
db:	CNNVD	id:	CNNVD-201707-1177
db:	NVD	id:	CVE-2017-6672

LAST UPDATE DATE

2024-11-23T22:59:16.902000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2017-26112	date:	2017-09-11T00:00:00
db:	VULHUB	id:	VHN-114875	date:	2019-10-03T00:00:00
db:	BID	id:	99921	date:	2017-07-19T00:00:00
db:	JVNDB	id:	JVNDB-2017-006830	date:	2017-09-05T00:00:00
db:	CNNVD	id:	CNNVD-201707-1177	date:	2019-10-23T00:00:00
db:	NVD	id:	CVE-2017-6672	date:	2024-11-21T03:30:16.560

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2017-26112	date:	2017-09-11T00:00:00
db:	VULHUB	id:	VHN-114875	date:	2017-07-25T00:00:00
db:	BID	id:	99921	date:	2017-07-19T00:00:00
db:	JVNDB	id:	JVNDB-2017-006830	date:	2017-09-05T00:00:00
db:	CNNVD	id:	CNNVD-201707-1177	date:	2017-07-27T00:00:00
db:	NVD	id:	CVE-2017-6672	date:	2017-07-25T19:29:00.207