Details of VAR-202110-0171

ID

VAR-202110-0171

CVE

CVE-2021-25491

TITLE

Samsung MFC driver memory corruption vulnerability

Trust: 0.6

sources: CNVD: CNVD-2023-99914

DESCRIPTION

A vulnerability in mfc driver prior to SMR Oct-2021 Release 1 allows memory corruption via NULL-pointer dereference. Samsung MFC driver is a driver for Samsung mobile devices

Trust: 1.53

sources: NVD: CVE-2021-25491 // CNVD: CNVD-2023-99914 // VULMON: CVE-2021-25491

IOT TAXONOMY

category:

['IoT']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2023-99914

AFFECTED PRODUCTS

vendor:	samsung	model:	mobile devices q	scope:	-	version:	-	Trust: 1.2
vendor:	samsung	model:	mobile devices o	scope:	-	version:	-	Trust: 1.2
vendor:	samsung	model:	mobile devices p	scope:	-	version:	-	Trust: 1.2
vendor:	google	model:	android	scope:	eq	version:	10.0	Trust: 1.0
vendor:	google	model:	android	scope:	eq	version:	9.0	Trust: 1.0
vendor:	google	model:	android	scope:	eq	version:	11.0	Trust: 1.0
vendor:	samsung	model:	mobile devices r	scope:	-	version:	-	Trust: 0.6

sources: CNVD: CNVD-2023-99914 // NVD: CVE-2021-25491

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2021-25491
value:	MEDIUM
Trust: 1.0
mobile.security@samsung.com:	CVE-2021-25491
value:	LOW
Trust: 1.0
CNVD:	CNVD-2023-99914
value:	LOW
Trust: 0.6
CNNVD:	CNNVD-202110-348
value:	MEDIUM
Trust: 0.6
VULMON:	CVE-2021-25491
value:	LOW
Trust: 0.1

nvd@nist.gov:	CVE-2021-25491
severity:	LOW
baseScore:	2.1
vectorString:	AV:L/AC:L/AU:N/C:N/I:N/A:P
accessVector:	LOCAL
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	PARTIAL
exploitabilityScore:	3.9
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.1
CNVD:	CNVD-2023-99914
severity:	LOW
baseScore:	2.1
vectorString:	AV:L/AC:L/AU:N/C:N/I:N/A:P
accessVector:	LOCAL
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	PARTIAL
exploitabilityScore:	3.9
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

nvd@nist.gov:	CVE-2021-25491
baseSeverity:	MEDIUM
baseScore:	4.4
vectorString:	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	HIGH
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	HIGH
exploitabilityScore:	0.8
impactScore:	3.6
version:	3.1
Trust: 1.0
mobile.security@samsung.com:	CVE-2021-25491
baseSeverity:	LOW
baseScore:	2.3
vectorString:	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	HIGH
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	LOW
exploitabilityScore:	0.8
impactScore:	1.4
version:	3.1
Trust: 1.0

sources: CNVD: CNVD-2023-99914 // VULMON: CVE-2021-25491 // CNNVD: CNNVD-202110-348 // NVD: CVE-2021-25491 // NVD: CVE-2021-25491

PROBLEMTYPE DATA

problemtype:

CWE-476

Trust: 1.0

sources: NVD: CVE-2021-25491

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202110-348

TYPE

code problem

Trust: 0.6

sources: CNNVD: CNNVD-202110-348

PATCH

title:	Patch for Samsung MFC driver memory corruption vulnerability	url:	https://www.cnvd.org.cn/patchInfo/show/354591	Trust: 0.6
title:	Samsung SMR Fixes for code issue vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=165716	Trust: 0.6

sources: CNVD: CNVD-2023-99914 // CNNVD: CNNVD-202110-348

EXTERNAL IDS

db:	NVD	id:	CVE-2021-25491	Trust: 2.3
db:	CNVD	id:	CNVD-2023-99914	Trust: 0.6
db:	CNNVD	id:	CNNVD-202110-348	Trust: 0.6
db:	VULMON	id:	CVE-2021-25491	Trust: 0.1

sources: CNVD: CNVD-2023-99914 // VULMON: CVE-2021-25491 // CNNVD: CNNVD-202110-348 // NVD: CVE-2021-25491

REFERENCES

url:	https://security.samsungmobile.com/securityupdate.smsb?year=2021&month=10	Trust: 1.7
url:	https://nvd.nist.gov/vuln/detail/cve-2021-25491	Trust: 1.2
url:	https://cwe.mitre.org/data/definitions/476.html	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1

sources: CNVD: CNVD-2023-99914 // VULMON: CVE-2021-25491 // CNNVD: CNNVD-202110-348 // NVD: CVE-2021-25491

SOURCES

db:	CNVD	id:	CNVD-2023-99914
db:	VULMON	id:	CVE-2021-25491
db:	CNNVD	id:	CNNVD-202110-348
db:	NVD	id:	CVE-2021-25491

LAST UPDATE DATE

2024-08-14T15:17:02.465000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2023-99914	date:	2023-12-22T00:00:00
db:	VULMON	id:	CVE-2021-25491	date:	2021-10-13T00:00:00
db:	CNNVD	id:	CNNVD-202110-348	date:	2021-10-14T00:00:00
db:	NVD	id:	CVE-2021-25491	date:	2021-10-13T16:40:23.837

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2023-99914	date:	2022-10-10T00:00:00
db:	VULMON	id:	CVE-2021-25491	date:	2021-10-06T00:00:00
db:	CNNVD	id:	CNNVD-202110-348	date:	2021-10-06T00:00:00
db:	NVD	id:	CVE-2021-25491	date:	2021-10-06T18:15:09.767