Details of VAR-201803-1375

ID

VAR-201803-1375

CVE

CVE-2018-0156

TITLE

Cisco IOS Software and Cisco IOS XE Software input validation vulnerability

Trust: 0.8

sources: JVNDB: JVNDB-2018-003426

DESCRIPTION

A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a reload of an affected device, resulting in a denial of service (DoS) condition. The vulnerability is due to improper validation of packet data. An attacker could exploit this vulnerability by sending a crafted packet to an affected device on TCP port 4786. Only Smart Install client switches are affected. Cisco devices that are configured as a Smart Install director are not affected by this vulnerability. Cisco Bug IDs: CSCvd40673. Vendors have confirmed this vulnerability Bug ID CSCvd40673 It is released as.Service operation interruption (DoS) There is a possibility of being put into a state. An attacker can exploit this issue to cause the device to reload, denying service to legitimate users

Trust: 2.07

sources: NVD: CVE-2018-0156 // JVNDB: JVNDB-2018-003426 // BID: 103569 // VULHUB: VHN-118358 // VULMON: CVE-2018-0156

AFFECTED PRODUCTS

vendor:	cisco	model:	ios xe	scope:	eq	version:	15.2\(2\)e4	Trust: 1.6
vendor:	cisco	model:	ios	scope:	eq	version:	15.2\(2\)e4	Trust: 1.6
vendor:	cisco	model:	ios	scope:	eq	version:	15.2\(2a\)ja	Trust: 1.6
vendor:	cisco	model:	ios xe	scope:	eq	version:	15.2\(2a\)ja	Trust: 1.6
vendor:	cisco	model:	ios	scope:	-	version:	-	Trust: 0.8
vendor:	cisco	model:	ios xe software	scope:	eq	version:	0	Trust: 0.3
vendor:	cisco	model:	ios 15.2 ja	scope:	-	version:	-	Trust: 0.3
vendor:	cisco	model:	ios 15.2 e4	scope:	-	version:	-	Trust: 0.3
vendor:	cisco	model:	ios	scope:	eq	version:	0	Trust: 0.3

sources: BID: 103569 // JVNDB: JVNDB-2018-003426 // CNNVD: CNNVD-201803-1034 // NVD: CVE-2018-0156

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2018-0156
value:	HIGH
Trust: 1.0
NVD:	CVE-2018-0156
value:	HIGH
Trust: 0.8
CNNVD:	CNNVD-201803-1034
value:	HIGH
Trust: 0.6
VULHUB:	VHN-118358
value:	HIGH
Trust: 0.1
VULMON:	CVE-2018-0156
value:	HIGH
Trust: 0.1

nvd@nist.gov:	CVE-2018-0156
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: 1.9
VULHUB:	VHN-118358
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

nvd@nist.gov:	CVE-2018-0156
baseSeverity:	HIGH
baseScore:	7.5
vectorString:	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	HIGH
exploitabilityScore:	3.9
impactScore:	3.6
version:	3.1
Trust: 1.0
NVD:	CVE-2018-0156
baseSeverity:	HIGH
baseScore:	7.5
vectorString:	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: VULHUB: VHN-118358 // VULMON: CVE-2018-0156 // JVNDB: JVNDB-2018-003426 // CNNVD: CNNVD-201803-1034 // NVD: CVE-2018-0156

PROBLEMTYPE DATA

problemtype:	CWE-20	Trust: 1.9
problemtype:	CWE-399	Trust: 1.9

sources: VULHUB: VHN-118358 // JVNDB: JVNDB-2018-003426 // NVD: CVE-2018-0156

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-201803-1034

TYPE

Input Validation Error

Trust: 0.9

sources: BID: 103569 // CNNVD: CNNVD-201803-1034

CONFIGURATIONS

sources: JVNDB: JVNDB-2018-003426

PATCH

title:	cisco-sa-20180328-smi	url:	https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-smi	Trust: 0.8
title:	Cisco IOS Software and IOS XE Software Remediation of resource management error vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=79502	Trust: 0.6
title:	Cisco: Cisco IOS and IOS XE Software Smart Install Denial of Service Vulnerability	url:	https://vulmon.com/vendoradvisory?qidtp=cisco_security_advisories_and_alerts_ciscoproducts&qid=cisco-sa-20180328-smi	Trust: 0.1
title:	Cisco: Action Required to Secure the Cisco IOS and IOS XE Smart Install Feature	url:	https://vulmon.com/vendoradvisory?qidtp=cisco_security_advisories_and_alerts_ciscoproducts&qid=cisco-sa-20180409-smi	Trust: 0.1
title:	Known Exploited Vulnerabilities Detector	url:	https://github.com/Ostorlab/KEV	Trust: 0.1

sources: VULMON: CVE-2018-0156 // JVNDB: JVNDB-2018-003426 // CNNVD: CNNVD-201803-1034

EXTERNAL IDS

db:	NVD	id:	CVE-2018-0156	Trust: 2.9
db:	ICS CERT	id:	ICSA-18-107-04	Trust: 2.6
db:	ICS CERT	id:	ICSA-18-107-05	Trust: 2.6
db:	BID	id:	103569	Trust: 2.1
db:	SECTRACK	id:	1040596	Trust: 1.8
db:	JVNDB	id:	JVNDB-2018-003426	Trust: 0.8
db:	CNNVD	id:	CNNVD-201803-1034	Trust: 0.7
db:	VULHUB	id:	VHN-118358	Trust: 0.1
db:	VULMON	id:	CVE-2018-0156	Trust: 0.1

sources: VULHUB: VHN-118358 // VULMON: CVE-2018-0156 // BID: 103569 // JVNDB: JVNDB-2018-003426 // CNNVD: CNNVD-201803-1034 // NVD: CVE-2018-0156

REFERENCES

url:	https://ics-cert.us-cert.gov/advisories/icsa-18-107-05	Trust: 2.7
url:	https://ics-cert.us-cert.gov/advisories/icsa-18-107-04	Trust: 2.6
url:	https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20180328-smi	Trust: 2.1
url:	http://www.securityfocus.com/bid/103569	Trust: 1.9
url:	http://www.securitytracker.com/id/1040596	Trust: 1.8
url:	https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2018-0156	Trust: 0.8
url:	https://nvd.nist.gov/vuln/detail/cve-2018-0156	Trust: 0.8
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
url:	https://cwe.mitre.org/data/definitions/20.html	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1
url:	https://sec.cloudapps.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20180328-smi	Trust: 0.1
url:	https://github.com/ostorlab/kev	Trust: 0.1

sources: VULHUB: VHN-118358 // VULMON: CVE-2018-0156 // BID: 103569 // JVNDB: JVNDB-2018-003426 // CNNVD: CNNVD-201803-1034 // NVD: CVE-2018-0156

CREDITS

Cisco

Trust: 0.3

sources: BID: 103569

SOURCES

db:	VULHUB	id:	VHN-118358
db:	VULMON	id:	CVE-2018-0156
db:	BID	id:	103569
db:	JVNDB	id:	JVNDB-2018-003426
db:	CNNVD	id:	CNNVD-201803-1034
db:	NVD	id:	CVE-2018-0156

LAST UPDATE DATE

2024-11-23T21:39:32.613000+00:00

SOURCES UPDATE DATE

db:	VULHUB	id:	VHN-118358	date:	2020-09-02T00:00:00
db:	VULMON	id:	CVE-2018-0156	date:	2020-09-02T00:00:00
db:	BID	id:	103569	date:	2018-03-28T00:00:00
db:	JVNDB	id:	JVNDB-2018-003426	date:	2018-05-23T00:00:00
db:	CNNVD	id:	CNNVD-201803-1034	date:	2019-10-17T00:00:00
db:	NVD	id:	CVE-2018-0156	date:	2024-11-21T03:37:37.627

SOURCES RELEASE DATE

db:	VULHUB	id:	VHN-118358	date:	2018-03-28T00:00:00
db:	VULMON	id:	CVE-2018-0156	date:	2018-03-28T00:00:00
db:	BID	id:	103569	date:	2018-03-28T00:00:00
db:	JVNDB	id:	JVNDB-2018-003426	date:	2018-05-23T00:00:00
db:	CNNVD	id:	CNNVD-201803-1034	date:	2018-03-29T00:00:00
db:	NVD	id:	CVE-2018-0156	date:	2018-03-28T22:29:00.467