Details of VAR-202110-0169

ID

VAR-202110-0169

CVE

CVE-2021-25489

TITLE

Samsung Modem Interface Driver Format String Error Vulnerability

Trust: 0.6

sources: CNVD: CNVD-2023-99915

DESCRIPTION

Assuming radio permission is gained, missing input validation in modem interface driver prior to SMR Oct-2021 Release 1 results in format string bug leading to kernel panic. Samsung mobile devices are a series of mobile products produced by the South Korean company Samsung. There is a format string error vulnerability in the Samsung modem interface driver. An attacker could exploit this vulnerability to cause a denial of service

Trust: 1.53

sources: NVD: CVE-2021-25489 // CNVD: CNVD-2023-99915 // VULMON: CVE-2021-25489

IOT TAXONOMY

category:

['IoT']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2023-99915

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:	google	model:	android	scope:	eq	version:	8.1	Trust: 1.0
vendor:	samsung	model:	mobile devices r	scope:	-	version:	-	Trust: 0.6

sources: CNVD: CNVD-2023-99915 // NVD: CVE-2021-25489

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2021-25489
value:	MEDIUM
Trust: 1.0
mobile.security@samsung.com:	CVE-2021-25489
value:	LOW
Trust: 1.0
CNVD:	CNVD-2023-99915
value:	MEDIUM
Trust: 0.6
CNNVD:	CNNVD-202110-346
value:	MEDIUM
Trust: 0.6
VULMON:	CVE-2021-25489
value:	MEDIUM
Trust: 0.1

nvd@nist.gov:	CVE-2021-25489
severity:	MEDIUM
baseScore:	4.9
vectorString:	AV:L/AC:L/AU:N/C:N/I:N/A:C
accessVector:	LOCAL
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	COMPLETE
exploitabilityScore:	3.9
impactScore:	6.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.1
CNVD:	CNVD-2023-99915
severity:	MEDIUM
baseScore:	4.9
vectorString:	AV:L/AC:L/AU:N/C:N/I:N/A:C
accessVector:	LOCAL
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	COMPLETE
exploitabilityScore:	3.9
impactScore:	6.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

nvd@nist.gov:	CVE-2021-25489
baseSeverity:	MEDIUM
baseScore:	5.5
vectorString:	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	HIGH
exploitabilityScore:	1.8
impactScore:	3.6
version:	3.1
Trust: 1.0
mobile.security@samsung.com:	CVE-2021-25489
baseSeverity:	LOW
baseScore:	3.3
vectorString:	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	LOW
exploitabilityScore:	1.8
impactScore:	1.4
version:	3.1
Trust: 1.0

sources: CNVD: CNVD-2023-99915 // VULMON: CVE-2021-25489 // CNNVD: CNNVD-202110-346 // NVD: CVE-2021-25489 // NVD: CVE-2021-25489

PROBLEMTYPE DATA

problemtype:	CWE-134	Trust: 1.0
problemtype:	CWE-20	Trust: 1.0

sources: NVD: CVE-2021-25489

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202110-346

TYPE

format string error

Trust: 0.6

sources: CNNVD: CNNVD-202110-346

PATCH

title:	Patch for Samsung Modem Interface Driver Format String Error Vulnerability	url:	https://www.cnvd.org.cn/patchInfo/show/354601	Trust: 0.6
title:	Samsung SMR Enter the fix for the verification error vulnerability	url:	http://123.124.177.30/web/xxk/bdxqById.tag?id=165715	Trust: 0.6
title:	Known Exploited Vulnerabilities Detector	url:	https://github.com/Ostorlab/KEV	Trust: 0.1

sources: CNVD: CNVD-2023-99915 // VULMON: CVE-2021-25489 // CNNVD: CNNVD-202110-346

EXTERNAL IDS

db:	NVD	id:	CVE-2021-25489	Trust: 2.3
db:	CNVD	id:	CNVD-2023-99915	Trust: 0.6
db:	CNNVD	id:	CNNVD-202110-346	Trust: 0.6
db:	VULMON	id:	CVE-2021-25489	Trust: 0.1

sources: CNVD: CNVD-2023-99915 // VULMON: CVE-2021-25489 // CNNVD: CNNVD-202110-346 // NVD: CVE-2021-25489

REFERENCES

url:	https://security.samsungmobile.com/securityupdate.smsb?year=2021&month=10	Trust: 1.7
url:	https://nvd.nist.gov/vuln/detail/cve-2021-25489	Trust: 1.2
url:	https://cwe.mitre.org/data/definitions/134.html	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1
url:	https://github.com/ostorlab/kev	Trust: 0.1

sources: CNVD: CNVD-2023-99915 // VULMON: CVE-2021-25489 // CNNVD: CNNVD-202110-346 // NVD: CVE-2021-25489

SOURCES

db:	CNVD	id:	CNVD-2023-99915
db:	VULMON	id:	CVE-2021-25489
db:	CNNVD	id:	CNNVD-202110-346
db:	NVD	id:	CVE-2021-25489

LAST UPDATE DATE

2024-08-14T15:22:09.248000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2023-99915	date:	2023-12-22T00:00:00
db:	VULMON	id:	CVE-2021-25489	date:	2022-09-23T00:00:00
db:	CNNVD	id:	CNNVD-202110-346	date:	2022-09-26T00:00:00
db:	NVD	id:	CVE-2021-25489	date:	2022-09-23T19:14:42.187

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2023-99915	date:	2022-10-10T00:00:00
db:	VULMON	id:	CVE-2021-25489	date:	2021-10-06T00:00:00
db:	CNNVD	id:	CNNVD-202110-346	date:	2021-10-06T00:00:00
db:	NVD	id:	CVE-2021-25489	date:	2021-10-06T18:15:09.667