Details of VAR-202104-0642

ID

VAR-202104-0642

CVE

CVE-2021-1777

TITLE

Apple macOS Security hole

Trust: 0.6

sources: CNNVD: CNNVD-202102-087

DESCRIPTION

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to arbitrary code execution. Apple macOS is a set of dedicated operating systems developed by Apple Corporation for Mac computers. There is a security vulnerability in Apple macOS. The vulnerability stems from insufficient validation of user-supplied input when image files are processed in the ImageIO component in macOS, so this vulnerability exists. Vulnerabilities exist in the following products or versions: macOS 10.15, macOS 10.15 SU1, macOS 10.15.1, macOS 10.15.2, macOS 10.15.3, macOS 10.15.4, macOS 10.15.4 SU1, macOS 10.15.5, macOS 11.55.5 SU1 , macOS 15.65.6, macOS 10.15.6 SU1, macOS 10.15.7, 10.15.7 SU1, macOS 11.0, macOS 11.0.1, macOS 11.1

Trust: 1.08

sources: NVD: CVE-2021-1777 // VULHUB: VHN-376437 // VULMON: CVE-2021-1777

AFFECTED PRODUCTS

vendor:	apple	model:	ipados	scope:	lt	version:	14.4	Trust: 1.0
vendor:	apple	model:	tvos	scope:	lt	version:	14.4	Trust: 1.0
vendor:	apple	model:	mac os x	scope:	eq	version:	10.14.6	Trust: 1.0
vendor:	apple	model:	mac os x	scope:	lt	version:	10.14.6	Trust: 1.0
vendor:	apple	model:	mac os x	scope:	gte	version:	10.14	Trust: 1.0
vendor:	apple	model:	mac os x	scope:	gte	version:	10.15	Trust: 1.0
vendor:	apple	model:	watchos	scope:	lt	version:	7.3	Trust: 1.0
vendor:	apple	model:	macos	scope:	lt	version:	11.2	Trust: 1.0
vendor:	apple	model:	mac os x	scope:	eq	version:	10.15.7	Trust: 1.0
vendor:	apple	model:	macos	scope:	gte	version:	11.0	Trust: 1.0
vendor:	apple	model:	mac os x	scope:	lt	version:	10.15.7	Trust: 1.0
vendor:	apple	model:	iphone os	scope:	lt	version:	14.4	Trust: 1.0

sources: NVD: CVE-2021-1777

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2021-1777
value:	HIGH
Trust: 1.0
CNNVD:	CNNVD-202102-087
value:	HIGH
Trust: 0.6
VULHUB:	VHN-376437
value:	MEDIUM
Trust: 0.1
VULMON:	CVE-2021-1777
value:	MEDIUM
Trust: 0.1

nvd@nist.gov:	CVE-2021-1777
severity:	MEDIUM
baseScore:	6.8
vectorString:	AV:N/AC:M/AU:N/C:P/I:P/A:P
accessVector:	NETWORK
accessComplexity:	MEDIUM
authentication:	NONE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	8.6
impactScore:	6.4
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.1
VULHUB:	VHN-376437
severity:	MEDIUM
baseScore:	6.8
vectorString:	AV:N/AC:M/AU:N/C:P/I:P/A:P
accessVector:	NETWORK
accessComplexity:	MEDIUM
authentication:	NONE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	8.6
impactScore:	6.4
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.1

nvd@nist.gov:	CVE-2021-1777
baseSeverity:	HIGH
baseScore:	7.8
vectorString:	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	REQUIRED
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	1.8
impactScore:	5.9
version:	3.1
Trust: 1.0

sources: VULHUB: VHN-376437 // VULMON: CVE-2021-1777 // CNNVD: CNNVD-202102-087 // NVD: CVE-2021-1777

PROBLEMTYPE DATA

problemtype:

NVD-CWE-noinfo

Trust: 1.0

sources: NVD: CVE-2021-1777

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202102-087

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202102-087

PATCH

title:

Apple macOS Security vulnerabilities

url:

http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=140299

Trust: 0.6

sources: CNNVD: CNNVD-202102-087

EXTERNAL IDS

db:	NVD	id:	CVE-2021-1777	Trust: 1.8
db:	AUSCERT	id:	ESB-2021.0349	Trust: 0.6
db:	CNNVD	id:	CNNVD-202102-087	Trust: 0.6
db:	VULHUB	id:	VHN-376437	Trust: 0.1
db:	VULMON	id:	CVE-2021-1777	Trust: 0.1

sources: VULHUB: VHN-376437 // VULMON: CVE-2021-1777 // CNNVD: CNNVD-202102-087 // NVD: CVE-2021-1777

REFERENCES

url:	https://support.apple.com/en-us/ht212146	Trust: 1.8
url:	https://support.apple.com/en-us/ht212147	Trust: 1.8
url:	https://support.apple.com/en-us/ht212148	Trust: 1.8
url:	https://support.apple.com/en-us/ht212149	Trust: 1.8
url:	https://vigilance.fr/vulnerability/apple-macos-multiple-vulnerabilities-34452	Trust: 0.6
url:	https://nvd.nist.gov/vuln/detail/cve-2021-1777	Trust: 0.6
url:	https://www.auscert.org.au/bulletins/esb-2021.0349/	Trust: 0.6
url:	https://cwe.mitre.org/data/definitions/.html	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1
url:	http://seclists.org/fulldisclosure/2021/feb/14	Trust: 0.1

sources: VULHUB: VHN-376437 // VULMON: CVE-2021-1777 // CNNVD: CNNVD-202102-087 // NVD: CVE-2021-1777

SOURCES

db:	VULHUB	id:	VHN-376437
db:	VULMON	id:	CVE-2021-1777
db:	CNNVD	id:	CNNVD-202102-087
db:	NVD	id:	CVE-2021-1777

LAST UPDATE DATE

2024-08-14T12:39:28.659000+00:00

SOURCES UPDATE DATE

db:	VULHUB	id:	VHN-376437	date:	2021-04-09T00:00:00
db:	VULMON	id:	CVE-2021-1777	date:	2021-04-09T00:00:00
db:	CNNVD	id:	CNNVD-202102-087	date:	2021-08-16T00:00:00
db:	NVD	id:	CVE-2021-1777	date:	2021-04-09T17:35:22.427

SOURCES RELEASE DATE

db:	VULHUB	id:	VHN-376437	date:	2021-04-02T00:00:00
db:	VULMON	id:	CVE-2021-1777	date:	2021-04-02T00:00:00
db:	CNNVD	id:	CNNVD-202102-087	date:	2021-02-02T00:00:00
db:	NVD	id:	CVE-2021-1777	date:	2021-04-02T18:15:21.043