Details of VAR-201909-0164

ID

VAR-201909-0164

CVE

CVE-2019-12654

TITLE

Cisco IOS and IOS XE In software NULL Pointer dereference vulnerability

Trust: 0.8

sources: JVNDB: JVNDB-2019-010187

DESCRIPTION

A vulnerability in the common Session Initiation Protocol (SIP) library of Cisco IOS and 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 insufficient sanity checks on an internal data structure. An attacker could exploit this vulnerability by sending a sequence of malicious SIP messages to an affected device. An exploit could allow the attacker to cause a NULL pointer dereference, resulting in a crash of the iosd process. This triggers a reload of the device. Cisco IOS and IOS XE The software includes NULL A vulnerability related to pointer dereference exists.Service operation interruption (DoS) There is a possibility of being put into a state. Both Cisco IOS and IOS XE are a set of operating systems developed by Cisco for its network equipment

Trust: 1.71

sources: NVD: CVE-2019-12654 // JVNDB: JVNDB-2019-010187 // VULHUB: VHN-144422

AFFECTED PRODUCTS

vendor:	cisco	model:	ios xe	scope:	eq	version:	16.9.1	Trust: 1.6
vendor:	cisco	model:	ios xe	scope:	eq	version:	16.3.8	Trust: 1.6
vendor:	cisco	model:	ios xe	scope:	eq	version:	15.6\(1\)s4.2	Trust: 1.0
vendor:	cisco	model:	ios xe	scope:	-	version:	-	Trust: 0.8
vendor:	cisco	model:	4351 integrated services router	scope:	eq	version:	-	Trust: 0.6
vendor:	cisco	model:	4331 integrated services router	scope:	eq	version:	-	Trust: 0.6
vendor:	cisco	model:	4321 integrated services router	scope:	eq	version:	-	Trust: 0.6
vendor:	cisco	model:	4451-x integrated services router	scope:	eq	version:	-	Trust: 0.6
vendor:	cisco	model:	4221 integrated services router	scope:	eq	version:	-	Trust: 0.6
vendor:	cisco	model:	1100 integrated services router	scope:	eq	version:	-	Trust: 0.6
vendor:	cisco	model:	ios xe	scope:	eq	version:	15.61s4.2	Trust: 0.6
vendor:	cisco	model:	4431 integrated services router	scope:	eq	version:	-	Trust: 0.6

sources: JVNDB: JVNDB-2019-010187 // CNNVD: CNNVD-201909-1122 // NVD: CVE-2019-12654

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2019-12654
value:	HIGH
Trust: 1.0
ykramarz@cisco.com:	CVE-2019-12654
value:	HIGH
Trust: 1.0
NVD:	CVE-2019-12654
value:	HIGH
Trust: 0.8
CNNVD:	CNNVD-201909-1122
value:	HIGH
Trust: 0.6
VULHUB:	VHN-144422
value:	HIGH
Trust: 0.1

nvd@nist.gov:	CVE-2019-12654
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
VULHUB:	VHN-144422
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-2019-12654
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
ykramarz@cisco.com:	CVE-2019-12654
baseSeverity:	HIGH
baseScore:	8.6
vectorString:	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	CHANGED
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	HIGH
exploitabilityScore:	3.9
impactScore:	4.0
version:	3.0
Trust: 1.0
NVD:	CVE-2019-12654
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-144422 // JVNDB: JVNDB-2019-010187 // CNNVD: CNNVD-201909-1122 // NVD: CVE-2019-12654 // NVD: CVE-2019-12654

PROBLEMTYPE DATA

problemtype:

CWE-476

Trust: 1.9

sources: VULHUB: VHN-144422 // JVNDB: JVNDB-2019-010187 // NVD: CVE-2019-12654

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-201909-1122

TYPE

code problem

Trust: 0.6

sources: CNNVD: CNNVD-201909-1122

CONFIGURATIONS

sources: JVNDB: JVNDB-2019-010187

PATCH

title:	cisco-sa-20190925-sip-dos	url:	https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190925-sip-dos	Trust: 0.8
title:	Cisco IOS and IOS XE Fixes for code issue vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=98540	Trust: 0.6

sources: JVNDB: JVNDB-2019-010187 // CNNVD: CNNVD-201909-1122

EXTERNAL IDS

db:	NVD	id:	CVE-2019-12654	Trust: 2.5
db:	JVNDB	id:	JVNDB-2019-010187	Trust: 0.8
db:	CNNVD	id:	CNNVD-201909-1122	Trust: 0.7
db:	AUSCERT	id:	ESB-2019.3614	Trust: 0.6
db:	VULHUB	id:	VHN-144422	Trust: 0.1

sources: VULHUB: VHN-144422 // JVNDB: JVNDB-2019-010187 // CNNVD: CNNVD-201909-1122 // NVD: CVE-2019-12654

REFERENCES

url:	https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20190925-sip-dos	Trust: 1.7
url:	https://nvd.nist.gov/vuln/detail/cve-2019-12654	Trust: 1.4
url:	https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2019-12654	Trust: 0.8
url:	https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20190925-sbxss	Trust: 0.6
url:	https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20190925-identd-dos	Trust: 0.6
url:	http-client	Trust: 0.6
url:	https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-20190925-tsec	Trust: 0.6
url:	https://vigilance.fr/vulnerability/cisco-ios-ios-xe-denial-of-service-via-sip-30441	Trust: 0.6
url:	https://www.auscert.org.au/bulletins/esb-2019.3614/	Trust: 0.6

sources: VULHUB: VHN-144422 // JVNDB: JVNDB-2019-010187 // CNNVD: CNNVD-201909-1122 // NVD: CVE-2019-12654

CREDITS

The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory.

Trust: 0.6

sources: CNNVD: CNNVD-201909-1122

SOURCES

db:	VULHUB	id:	VHN-144422
db:	JVNDB	id:	JVNDB-2019-010187
db:	CNNVD	id:	CNNVD-201909-1122
db:	NVD	id:	CVE-2019-12654

LAST UPDATE DATE

2024-11-23T21:51:59.332000+00:00

SOURCES UPDATE DATE

db:	VULHUB	id:	VHN-144422	date:	2019-10-09T00:00:00
db:	JVNDB	id:	JVNDB-2019-010187	date:	2019-10-08T00:00:00
db:	CNNVD	id:	CNNVD-201909-1122	date:	2019-10-17T00:00:00
db:	NVD	id:	CVE-2019-12654	date:	2024-11-21T04:23:16.343

SOURCES RELEASE DATE

db:	VULHUB	id:	VHN-144422	date:	2019-09-25T00:00:00
db:	JVNDB	id:	JVNDB-2019-010187	date:	2019-10-08T00:00:00
db:	CNNVD	id:	CNNVD-201909-1122	date:	2019-09-25T00:00:00
db:	NVD	id:	CVE-2019-12654	date:	2019-09-25T21:15:10.717