Details of VAR-202103-0225

ID

VAR-202103-0225

CVE

CVE-2020-28346

TITLE

ACRN In NULL Pointer dereference vulnerability

Trust: 0.8

sources: JVNDB: JVNDB-2020-016372

DESCRIPTION

ACRN through 2.2 has a devicemodel/hw/pci/virtio/virtio.c NULL Pointer Dereference. ACRN is an open source virtual machine monitor for the Internet of Things. No detailed vulnerability details are currently provided

Trust: 2.79

sources: NVD: CVE-2020-28346 // JVNDB: JVNDB-2020-016372 // CNVD: CNVD-2021-24346 // CNNVD: CNNVD-202103-1550 // VULMON: CVE-2020-28346

IOT TAXONOMY

category:

['IoT']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2021-24346

AFFECTED PRODUCTS

vendor:	projectacrn	model:	acrn	scope:	lte	version:	2.2	Trust: 1.0
vendor:	acrn	model:	project acrn embedded hypervisor	scope:	lte	version:	2.2 until	Trust: 0.8
vendor:	acrn	model:	project acrn embedded hypervisor	scope:	eq	version:	-	Trust: 0.8
vendor:	-	model:	acrn acrn	scope:	eq	version:	2.2	Trust: 0.6

sources: CNVD: CNVD-2021-24346 // JVNDB: JVNDB-2020-016372 // NVD: CVE-2020-28346

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2020-28346
value:	HIGH
Trust: 1.0
NVD:	CVE-2020-28346
value:	HIGH
Trust: 0.8
CNVD:	CNVD-2021-24346
value:	MEDIUM
Trust: 0.6
CNNVD:	CNNVD-202103-1550
value:	HIGH
Trust: 0.6
VULMON:	CVE-2020-28346
value:	MEDIUM
Trust: 0.1

nvd@nist.gov:	CVE-2020-28346
severity:	MEDIUM
baseScore:	5.0
vectorString:	AV:N/AC:L/AU:N/C:N/I:N/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	PARTIAL
exploitabilityScore:	10.0
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.9
CNVD:	CNVD-2021-24346
severity:	MEDIUM
baseScore:	5.0
vectorString:	AV:N/AC:L/AU:N/C:N/I:N/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	PARTIAL
exploitabilityScore:	10.0
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

nvd@nist.gov:	CVE-2020-28346
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-2020-28346
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: CNVD: CNVD-2021-24346 // VULMON: CVE-2020-28346 // JVNDB: JVNDB-2020-016372 // CNNVD: CNNVD-202103-1550 // NVD: CVE-2020-28346

PROBLEMTYPE DATA

problemtype:	CWE-476	Trust: 1.0
problemtype:	NULL Pointer dereference (CWE-476) [NVD Evaluation ]	Trust: 0.8

sources: JVNDB: JVNDB-2020-016372 // NVD: CVE-2020-28346

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202103-1550

TYPE

code problem

Trust: 0.6

sources: CNNVD: CNNVD-202103-1550

PATCH

title:	check for paddr_guest2host return value #5453 GitHub	url:	https://github.com/projectacrn/acrn-hypervisor/pull/5453	Trust: 0.8
title:	Patch for ACRN null pointer dereference vulnerability	url:	https://www.cnvd.org.cn/patchInfo/show/255556	Trust: 0.6
title:	ACRN Fixes for code issue vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=145783	Trust: 0.6

sources: CNVD: CNVD-2021-24346 // JVNDB: JVNDB-2020-016372 // CNNVD: CNNVD-202103-1550

EXTERNAL IDS

db:	NVD	id:	CVE-2020-28346	Trust: 3.1
db:	JVNDB	id:	JVNDB-2020-016372	Trust: 0.8
db:	CNVD	id:	CNVD-2021-24346	Trust: 0.6
db:	CNNVD	id:	CNNVD-202103-1550	Trust: 0.6
db:	VULMON	id:	CVE-2020-28346	Trust: 0.1

sources: CNVD: CNVD-2021-24346 // VULMON: CVE-2020-28346 // JVNDB: JVNDB-2020-016372 // CNNVD: CNNVD-202103-1550 // NVD: CVE-2020-28346

REFERENCES

url:	https://nvd.nist.gov/vuln/detail/cve-2020-28346	Trust: 2.0
url:	https://github.com/projectacrn/acrn-hypervisor/pull/5453/commits/ae0ab82434509d6e75f4a2f1e1a0dd2ee3dc3681	Trust: 1.7
url:	https://github.com/projectacrn/acrn-hypervisor/pull/5453	Trust: 1.1
url:	https://cwe.mitre.org/data/definitions/476.html	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1

sources: CNVD: CNVD-2021-24346 // VULMON: CVE-2020-28346 // JVNDB: JVNDB-2020-016372 // CNNVD: CNNVD-202103-1550 // NVD: CVE-2020-28346

SOURCES

db:	CNVD	id:	CNVD-2021-24346
db:	VULMON	id:	CVE-2020-28346
db:	JVNDB	id:	JVNDB-2020-016372
db:	CNNVD	id:	CNNVD-202103-1550
db:	NVD	id:	CVE-2020-28346

LAST UPDATE DATE

2024-11-23T23:07:38.763000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2021-24346	date:	2021-04-04T00:00:00
db:	VULMON	id:	CVE-2020-28346	date:	2021-03-27T00:00:00
db:	JVNDB	id:	JVNDB-2020-016372	date:	2021-11-26T07:49:00
db:	CNNVD	id:	CNNVD-202103-1550	date:	2021-03-30T00:00:00
db:	NVD	id:	CVE-2020-28346	date:	2024-11-21T05:22:38.600

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2021-24346	date:	2021-04-01T00:00:00
db:	VULMON	id:	CVE-2020-28346	date:	2021-03-26T00:00:00
db:	JVNDB	id:	JVNDB-2020-016372	date:	2021-11-26T00:00:00
db:	CNNVD	id:	CNNVD-202103-1550	date:	2021-03-26T00:00:00
db:	NVD	id:	CVE-2020-28346	date:	2021-03-26T04:15:14.610