Details of VAR-202210-0393

ID

VAR-202210-0393

CVE

CVE-2022-26473

TITLE

Google of Android resource locking vulnerability in

Trust: 0.8

sources: JVNDB: JVNDB-2022-018679

DESCRIPTION

In vdec fmt, there is a possible use after free due to improper locking. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07342197; Issue ID: ALPS07342197. Google of Android contains a resource locking vulnerability.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. MediaTek Inc. is the world's fourth-largest foundry semiconductor company. It is in a leading position in the markets of mobile terminals, smart home applications, wireless connection technology and Internet of Things products, with approximately 1.5 billion units a year End products with built-in MediaTek chips are available all over the world. Many MediaTek chips have a privilege escalation vulnerability

Trust: 2.16

sources: NVD: CVE-2022-26473 // JVNDB: JVNDB-2022-018679 // CNVD: CNVD-2022-87961

IOT TAXONOMY

category:

['IoT']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2022-87961

AFFECTED PRODUCTS

vendor:	google	model:	android	scope:	eq	version:	12.0	Trust: 1.8
vendor:	google	model:	android	scope:	eq	version:	-	Trust: 0.8
vendor:	google	model:	android	scope:	-	version:	-	Trust: 0.8
vendor:	mediatek	model:	mt6855 android	scope:	eq	version:	12.0	Trust: 0.6
vendor:	mediatek	model:	mt6879 android	scope:	eq	version:	12.0	Trust: 0.6
vendor:	mediatek	model:	mt6983 android	scope:	eq	version:	12.0	Trust: 0.6
vendor:	mediatek	model:	mt6895 android	scope:	eq	version:	12.0	Trust: 0.6
vendor:	mediatek	model:	mt8168 android	scope:	eq	version:	12.0	Trust: 0.6
vendor:	mediatek	model:	mt8365 android	scope:	eq	version:	12.0	Trust: 0.6
vendor:	mediatek	model:	mt6789 android	scope:	eq	version:	12.0	Trust: 0.6
vendor:	mediatek	model:	mt8695 android	scope:	eq	version:	12.0	Trust: 0.6
vendor:	mediatek	model:	mt8696 android	scope:	eq	version:	12.0	Trust: 0.6
vendor:	mediatek	model:	mt8798 android	scope:	eq	version:	12.0	Trust: 0.6

sources: CNVD: CNVD-2022-87961 // JVNDB: JVNDB-2022-018679 // NVD: CVE-2022-26473

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2022-26473
value:	MEDIUM
Trust: 1.0
NVD:	CVE-2022-26473
value:	MEDIUM
Trust: 0.8
CNVD:	CNVD-2022-87961
value:	MEDIUM
Trust: 0.6
CNNVD:	CNNVD-202210-344
value:	MEDIUM
Trust: 0.6

CNVD:	CNVD-2022-87961
severity:	MEDIUM
baseScore:	6.0
vectorString:	AV:L/AC:H/AU:S/C:C/I:C/A:C
accessVector:	LOCAL
accessComplexity:	HIGH
authentication:	SINGLE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	1.5
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

nvd@nist.gov:	CVE-2022-26473
baseSeverity:	MEDIUM
baseScore:	6.7
vectorString:	CVSS:3.1/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:	3.1
Trust: 1.0
NVD:	CVE-2022-26473
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:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: CNVD: CNVD-2022-87961 // JVNDB: JVNDB-2022-018679 // CNNVD: CNNVD-202210-344 // NVD: CVE-2022-26473

PROBLEMTYPE DATA

problemtype:	CWE-667	Trust: 1.0
problemtype:	improper lock (CWE-667) [NVD evaluation ]	Trust: 0.8

sources: JVNDB: JVNDB-2022-018679 // NVD: CVE-2022-26473

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202210-344

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202210-344

PATCH

title:	Patch for Various MediaTek chips vdec fmt local privilege escalation vulnerability	url:	https://www.cnvd.org.cn/patchInfo/show/372261	Trust: 0.6
title:	MediaTek Fixes for chip security vulnerabilities	url:	http://123.124.177.30/web/xxk/bdxqById.tag?id=209983	Trust: 0.6

sources: CNVD: CNVD-2022-87961 // CNNVD: CNNVD-202210-344

EXTERNAL IDS

db:	NVD	id:	CVE-2022-26473	Trust: 3.8
db:	JVNDB	id:	JVNDB-2022-018679	Trust: 0.8
db:	CNVD	id:	CNVD-2022-87961	Trust: 0.6
db:	CNNVD	id:	CNNVD-202210-344	Trust: 0.6

sources: CNVD: CNVD-2022-87961 // JVNDB: JVNDB-2022-018679 // CNNVD: CNNVD-202210-344 // NVD: CVE-2022-26473

REFERENCES

url:	https://corp.mediatek.com/product-security-bulletin/october-2022	Trust: 3.0
url:	https://nvd.nist.gov/vuln/detail/cve-2022-26473	Trust: 0.8
url:	https://cxsecurity.com/cveshow/cve-2022-26473/	Trust: 0.6

sources: CNVD: CNVD-2022-87961 // JVNDB: JVNDB-2022-018679 // CNNVD: CNNVD-202210-344 // NVD: CVE-2022-26473

SOURCES

db:	CNVD	id:	CNVD-2022-87961
db:	JVNDB	id:	JVNDB-2022-018679
db:	CNNVD	id:	CNNVD-202210-344
db:	NVD	id:	CVE-2022-26473

LAST UPDATE DATE

2024-08-14T14:49:32.939000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2022-87961	date:	2022-12-15T00:00:00
db:	JVNDB	id:	JVNDB-2022-018679	date:	2023-10-20T08:28:00
db:	CNNVD	id:	CNNVD-202210-344	date:	2022-10-12T00:00:00
db:	NVD	id:	CVE-2022-26473	date:	2023-08-08T14:21:49.707

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2022-87961	date:	2022-12-15T00:00:00
db:	JVNDB	id:	JVNDB-2022-018679	date:	2023-10-20T00:00:00
db:	CNNVD	id:	CNNVD-202210-344	date:	2022-10-07T00:00:00
db:	NVD	id:	CVE-2022-26473	date:	2022-10-07T20:15:11.030