Details of VAR-202205-1577

ID

VAR-202205-1577

CVE

CVE-2021-42849

TITLE

Lenovo Personal Cloud Storage Authorization problem vulnerability

Trust: 0.6

sources: CNNVD: CNNVD-202205-3706

DESCRIPTION

A weak default password for the serial port was reported in some Lenovo Personal Cloud Storage devices that could allow unauthorized device access to an attacker with physical access

Trust: 0.99

sources: NVD: CVE-2021-42849 // VULMON: CVE-2021-42849

AFFECTED PRODUCTS

vendor:	lenovo	model:	t1	scope:	lt	version:	5.3.6.t1	Trust: 1.0
vendor:	lenovo	model:	a1	scope:	lt	version:	5.3.6.a1	Trust: 1.0
vendor:	lenovo	model:	t2	scope:	lt	version:	5.3.8.t2	Trust: 1.0
vendor:	lenovo	model:	x1	scope:	lt	version:	5.3.8.x1	Trust: 1.0
vendor:	lenovo	model:	t2pro	scope:	lt	version:	5.3.7.t2-pro	Trust: 1.0

sources: NVD: CVE-2021-42849

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2021-42849
value:	MEDIUM
Trust: 1.0
psirt@lenovo.com:	CVE-2021-42849
value:	MEDIUM
Trust: 1.0
CNNVD:	CNNVD-202205-3706
value:	MEDIUM
Trust: 0.6
VULMON:	CVE-2021-42849
value:	MEDIUM
Trust: 0.1

nvd@nist.gov:	CVE-2021-42849
severity:	MEDIUM
baseScore:	4.6
vectorString:	AV:L/AC:L/AU:N/C:P/I:P/A:P
accessVector:	LOCAL
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	3.9
impactScore:	6.4
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.1

nvd@nist.gov:	CVE-2021-42849
baseSeverity:	MEDIUM
baseScore:	6.8
vectorString:	CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	PHYSICAL
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	0.9
impactScore:	5.9
version:	3.1
Trust: 2.0

sources: VULMON: CVE-2021-42849 // CNNVD: CNNVD-202205-3706 // NVD: CVE-2021-42849 // NVD: CVE-2021-42849

PROBLEMTYPE DATA

problemtype:	CWE-287	Trust: 1.0
problemtype:	CWE-798	Trust: 1.0

sources: NVD: CVE-2021-42849

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202205-3706

TYPE

authorization issue

Trust: 0.6

sources: CNNVD: CNNVD-202205-3706

PATCH

title:

Lenovo Personal Cloud Storage Remediation measures for authorization problem vulnerabilities

url:

http://123.124.177.30/web/xxk/bdxqById.tag?id=243005

Trust: 0.6

sources: CNNVD: CNNVD-202205-3706

EXTERNAL IDS

db:	NVD	id:	CVE-2021-42849	Trust: 1.7
db:	CNNVD	id:	CNNVD-202205-3706	Trust: 0.6
db:	VULMON	id:	CVE-2021-42849	Trust: 0.1

sources: VULMON: CVE-2021-42849 // CNNVD: CNNVD-202205-3706 // NVD: CVE-2021-42849

REFERENCES

url:	https://iknow.lenovo.com.cn/detail/dc_200017.html	Trust: 1.7
url:	https://cxsecurity.com/cveshow/cve-2021-42849/	Trust: 0.6
url:	https://cwe.mitre.org/data/definitions/798.html	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1

sources: VULMON: CVE-2021-42849 // CNNVD: CNNVD-202205-3706 // NVD: CVE-2021-42849

SOURCES

db:	VULMON	id:	CVE-2021-42849
db:	CNNVD	id:	CNNVD-202205-3706
db:	NVD	id:	CVE-2021-42849

LAST UPDATE DATE

2024-11-23T22:04:49.731000+00:00

SOURCES UPDATE DATE

db:	VULMON	id:	CVE-2021-42849	date:	2022-05-26T00:00:00
db:	CNNVD	id:	CNNVD-202205-3706	date:	2023-06-27T00:00:00
db:	NVD	id:	CVE-2021-42849	date:	2024-11-21T06:28:13.290

SOURCES RELEASE DATE

db:	VULMON	id:	CVE-2021-42849	date:	2022-05-18T00:00:00
db:	CNNVD	id:	CNNVD-202205-3706	date:	2022-05-18T00:00:00
db:	NVD	id:	CVE-2021-42849	date:	2022-05-18T16:15:08.247