Details of VAR-202104-0154

ID

VAR-202104-0154

CVE

CVE-2020-27893

TITLE

macOS Vulnerability in

Trust: 0.8

sources: JVNDB: JVNDB-2020-017325

DESCRIPTION

An issue existed in screen sharing. This issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.0.1. A user with screen sharing access may be able to view another user's screen. macOS Exists in unspecified vulnerabilities.Information may be obtained

Trust: 1.8

sources: NVD: CVE-2020-27893 // JVNDB: JVNDB-2020-017325 // VULHUB: VHN-372004 // VULMON: CVE-2020-27893

AFFECTED PRODUCTS

vendor:	apple	model:	macos	scope:	lt	version:	11.0.1	Trust: 1.0
vendor:	アップル	model:	macos	scope:	eq	version:	-	Trust: 0.8
vendor:	アップル	model:	macos	scope:	eq	version:	big sur 11.0.1	Trust: 0.8
vendor:	アップル	model:	macos	scope:	-	version:	-	Trust: 0.8

sources: JVNDB: JVNDB-2020-017325 // NVD: CVE-2020-27893

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2020-27893
value:	MEDIUM
Trust: 1.0
NVD:	CVE-2020-27893
value:	MEDIUM
Trust: 0.8
CNNVD:	CNNVD-202104-093
value:	MEDIUM
Trust: 0.6
VULHUB:	VHN-372004
value:	MEDIUM
Trust: 0.1
VULMON:	CVE-2020-27893
value:	MEDIUM
Trust: 0.1

nvd@nist.gov:	CVE-2020-27893
severity:	MEDIUM
baseScore:	4.0
vectorString:	AV:N/AC:L/AU:S/C:P/I:N/A:N
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	SINGLE
confidentialityImpact:	PARTIAL
integrityImpact:	NONE
availabilityImpact:	NONE
exploitabilityScore:	8.0
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.9
VULHUB:	VHN-372004
severity:	MEDIUM
baseScore:	4.0
vectorString:	AV:N/AC:L/AU:S/C:P/I:N/A:N
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	SINGLE
confidentialityImpact:	PARTIAL
integrityImpact:	NONE
availabilityImpact:	NONE
exploitabilityScore:	8.0
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.1

nvd@nist.gov:	CVE-2020-27893
baseSeverity:	MEDIUM
baseScore:	6.5
vectorString:	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	NONE
availabilityImpact:	NONE
exploitabilityScore:	2.8
impactScore:	3.6
version:	3.1
Trust: 1.0
NVD:	CVE-2020-27893
baseSeverity:	MEDIUM
baseScore:	6.5
vectorString:	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	NONE
availabilityImpact:	NONE
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: VULHUB: VHN-372004 // VULMON: CVE-2020-27893 // JVNDB: JVNDB-2020-017325 // CNNVD: CNNVD-202104-093 // NVD: CVE-2020-27893

PROBLEMTYPE DATA

problemtype:	NVD-CWE-noinfo	Trust: 1.0
problemtype:	Lack of information (CWE-noinfo) [NVD evaluation ]	Trust: 0.8

sources: JVNDB: JVNDB-2020-017325 // NVD: CVE-2020-27893

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202104-093

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202104-093

PATCH

title:	HT211931 Apple Security update	url:	https://support.apple.com/en-us/HT211931	Trust: 0.8
title:	Apple macOS Big Sur Security vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=146635	Trust: 0.6

sources: JVNDB: JVNDB-2020-017325 // CNNVD: CNNVD-202104-093

EXTERNAL IDS

db:	NVD	id:	CVE-2020-27893	Trust: 3.4
db:	JVN	id:	JVNVU99462952	Trust: 0.8
db:	JVNDB	id:	JVNDB-2020-017325	Trust: 0.8
db:	CNNVD	id:	CNNVD-202104-093	Trust: 0.6
db:	VULHUB	id:	VHN-372004	Trust: 0.1
db:	VULMON	id:	CVE-2020-27893	Trust: 0.1

sources: VULHUB: VHN-372004 // VULMON: CVE-2020-27893 // JVNDB: JVNDB-2020-017325 // CNNVD: CNNVD-202104-093 // NVD: CVE-2020-27893

REFERENCES

url:	https://support.apple.com/en-us/ht211931	Trust: 1.8
url:	https://nvd.nist.gov/vuln/detail/cve-2020-27893	Trust: 1.4
url:	http://jvn.jp/vu/jvnvu99462952/index.html	Trust: 0.8
url:	https://cwe.mitre.org/data/definitions/.html	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1

sources: VULHUB: VHN-372004 // VULMON: CVE-2020-27893 // JVNDB: JVNDB-2020-017325 // CNNVD: CNNVD-202104-093 // NVD: CVE-2020-27893

SOURCES

db:	VULHUB	id:	VHN-372004
db:	VULMON	id:	CVE-2020-27893
db:	JVNDB	id:	JVNDB-2020-017325
db:	CNNVD	id:	CNNVD-202104-093
db:	NVD	id:	CVE-2020-27893

LAST UPDATE DATE

2024-11-23T20:46:35.127000+00:00

SOURCES UPDATE DATE

db:	VULHUB	id:	VHN-372004	date:	2021-04-07T00:00:00
db:	VULMON	id:	CVE-2020-27893	date:	2021-04-07T00:00:00
db:	JVNDB	id:	JVNDB-2020-017325	date:	2022-09-07T08:02:00
db:	CNNVD	id:	CNNVD-202104-093	date:	2021-04-08T00:00:00
db:	NVD	id:	CVE-2020-27893	date:	2024-11-21T05:21:59.980

SOURCES RELEASE DATE

db:	VULHUB	id:	VHN-372004	date:	2021-04-02T00:00:00
db:	VULMON	id:	CVE-2020-27893	date:	2021-04-02T00:00:00
db:	JVNDB	id:	JVNDB-2020-017325	date:	2022-09-07T00:00:00
db:	CNNVD	id:	CNNVD-202104-093	date:	2021-04-02T00:00:00
db:	NVD	id:	CVE-2020-27893	date:	2021-04-02T18:15:15.013