Details of VAR-201909-0185

ID

VAR-201909-0185

CVE

CVE-2019-12671

TITLE

Cisco IOS XE Vulnerability related to unauthorized authentication in software

Trust: 0.8

sources: JVNDB: JVNDB-2019-009987

DESCRIPTION

A vulnerability in the CLI of Cisco IOS XE Software could allow an authenticated, local attacker to gain shell access on an affected device and execute commands on the underlying operating system (OS). The vulnerability is due to insufficient enforcement of the consent token in authorizing shell access. An attacker could exploit this vulnerability by authenticating to the CLI and requesting shell access on an affected device. A successful exploit could allow the attacker to gain shell access on the affected device and execute commands on the underlying OS. Cisco IOS XE The software is vulnerable to unauthorized authentication.Information is obtained, information is altered, and service operation is disrupted (DoS) There is a possibility of being put into a state. Cisco IOS XE is an operating system developed by Cisco for its network equipment. CLI is one of those command line interfaces. An authorization issue vulnerability exists in the CLI in Cisco IOS XE

Trust: 1.71

sources: NVD: CVE-2019-12671 // JVNDB: JVNDB-2019-009987 // VULHUB: VHN-144441

AFFECTED PRODUCTS

vendor:	cisco	model:	ios xe	scope:	eq	version:	16.11.1	Trust: 1.6
vendor:	cisco	model:	ios xe	scope:	-	version:	-	Trust: 0.8
vendor:	cisco	model:	asr1001-x-rf	scope:	eq	version:	-	Trust: 0.6
vendor:	cisco	model:	asr1001-x	scope:	eq	version:	-	Trust: 0.6
vendor:	cisco	model:	asr1002-hx-ws	scope:	eq	version:	-	Trust: 0.6
vendor:	cisco	model:	asr1001-hx-rf	scope:	eq	version:	-	Trust: 0.6
vendor:	cisco	model:	asr1002-hx-rf	scope:	eq	version:	-	Trust: 0.6
vendor:	cisco	model:	asr1001-x-ws	scope:	eq	version:	-	Trust: 0.6
vendor:	cisco	model:	asr1001-hx	scope:	eq	version:	-	Trust: 0.6
vendor:	cisco	model:	asr1002-hx	scope:	eq	version:	-	Trust: 0.6

sources: JVNDB: JVNDB-2019-009987 // CNNVD: CNNVD-201909-1133 // NVD: CVE-2019-12671

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2019-12671
value:	HIGH
Trust: 1.0
ykramarz@cisco.com:	CVE-2019-12671
value:	MEDIUM
Trust: 1.0
NVD:	CVE-2019-12671
value:	HIGH
Trust: 0.8
CNNVD:	CNNVD-201909-1133
value:	HIGH
Trust: 0.6
VULHUB:	VHN-144441
value:	HIGH
Trust: 0.1

nvd@nist.gov:	CVE-2019-12671
severity:	HIGH
baseScore:	7.2
vectorString:	AV:L/AC:L/AU:N/C:C/I:C/A:C
accessVector:	LOCAL
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	3.9
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.8
VULHUB:	VHN-144441
severity:	HIGH
baseScore:	7.2
vectorString:	AV:L/AC:L/AU:N/C:C/I:C/A:C
accessVector:	LOCAL
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	3.9
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.1

nvd@nist.gov:	CVE-2019-12671
baseSeverity:	HIGH
baseScore:	7.8
vectorString:	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	1.8
impactScore:	5.9
version:	3.1
Trust: 1.0
ykramarz@cisco.com:	CVE-2019-12671
baseSeverity:	MEDIUM
baseScore:	6.7
vectorString:	CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	HIGH
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	0.8
impactScore:	5.9
version:	3.0
Trust: 1.0
NVD:	CVE-2019-12671
baseSeverity:	HIGH
baseScore:	7.8
vectorString:	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: VULHUB: VHN-144441 // JVNDB: JVNDB-2019-009987 // CNNVD: CNNVD-201909-1133 // NVD: CVE-2019-12671 // NVD: CVE-2019-12671

PROBLEMTYPE DATA

problemtype:	CWE-863	Trust: 1.9
problemtype:	CWE-285	Trust: 1.0

sources: VULHUB: VHN-144441 // JVNDB: JVNDB-2019-009987 // NVD: CVE-2019-12671

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-201909-1133

TYPE

authorization issue

Trust: 0.6

sources: CNNVD: CNNVD-201909-1133

CONFIGURATIONS

sources: JVNDB: JVNDB-2019-009987

PATCH

title:	cisco-sa-20190925-iosxe-ctbypass	url:	https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190925-iosxe-ctbypass	Trust: 0.8
title:	Cisco IOS XE CLI Remediation measures for authorization problem vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=98551	Trust: 0.6

sources: JVNDB: JVNDB-2019-009987 // CNNVD: CNNVD-201909-1133

EXTERNAL IDS

db:	NVD	id:	CVE-2019-12671	Trust: 2.5
db:	JVNDB	id:	JVNDB-2019-009987	Trust: 0.8
db:	CNNVD	id:	CNNVD-201909-1133	Trust: 0.7
db:	AUSCERT	id:	ESB-2019.3615.2	Trust: 0.6
db:	AUSCERT	id:	ESB-2019.3615	Trust: 0.6
db:	VULHUB	id:	VHN-144441	Trust: 0.1

sources: VULHUB: VHN-144441 // JVNDB: JVNDB-2019-009987 // CNNVD: CNNVD-201909-1133 // NVD: CVE-2019-12671

REFERENCES

url:	https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20190925-iosxe-ctbypass	Trust: 1.7
url:	https://nvd.nist.gov/vuln/detail/cve-2019-12671	Trust: 1.4
url:	https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2019-12671	Trust: 0.8
url:	https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20190925-webui-cmd-injection	Trust: 0.6
url:	https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20190925-vman-cmd-injection	Trust: 0.6
url:	https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20190925-utd	Trust: 0.6
url:	https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20190925-ctspac-dos	Trust: 0.6
url:	https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20190925-xss	Trust: 0.6
url:	https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20190925-rawtcp-dos	Trust: 0.6
url:	https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20190925-dt	Trust: 0.6
url:	https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20190925-sip-alg	Trust: 0.6
url:	https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20190925-isdn-data-leak	Trust: 0.6
url:	https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20190925-iox-gs	Trust: 0.6
url:	httpserv-dos	Trust: 0.6
url:	https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20190925-iosxe-fsdos	Trust: 0.6
url:	https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20190925-ftp	Trust: 0.6
url:	https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20190925-iosxe-digsig-bypass	Trust: 0.6
url:	https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20190925-iosxe-codeexec	Trust: 0.6
url:	https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20190925-awr	Trust: 0.6
url:	https://vigilance.fr/vulnerability/cisco-ios-xe-privilege-escalation-via-consent-token-bypass-30430	Trust: 0.6
url:	https://www.auscert.org.au/bulletins/esb-2019.3615.2/	Trust: 0.6
url:	https://www.auscert.org.au/bulletins/esb-2019.3615/	Trust: 0.6

sources: VULHUB: VHN-144441 // JVNDB: JVNDB-2019-009987 // CNNVD: CNNVD-201909-1133 // NVD: CVE-2019-12671

SOURCES

db:	VULHUB	id:	VHN-144441
db:	JVNDB	id:	JVNDB-2019-009987
db:	CNNVD	id:	CNNVD-201909-1133
db:	NVD	id:	CVE-2019-12671

LAST UPDATE DATE

2024-11-23T21:36:54.455000+00:00

SOURCES UPDATE DATE

db:	VULHUB	id:	VHN-144441	date:	2019-10-09T00:00:00
db:	JVNDB	id:	JVNDB-2019-009987	date:	2019-10-03T00:00:00
db:	CNNVD	id:	CNNVD-201909-1133	date:	2019-10-17T00:00:00
db:	NVD	id:	CVE-2019-12671	date:	2024-11-21T04:23:19.470

SOURCES RELEASE DATE

db:	VULHUB	id:	VHN-144441	date:	2019-09-25T00:00:00
db:	JVNDB	id:	JVNDB-2019-009987	date:	2019-10-03T00:00:00
db:	CNNVD	id:	CNNVD-201909-1133	date:	2019-09-25T00:00:00
db:	NVD	id:	CVE-2019-12671	date:	2019-09-25T21:15:11.750