Details of VAR-202006-1638

ID

VAR-202006-1638

CVE

CVE-2020-9847

TITLE

macOS Catalina Out-of-bounds read vulnerability in

Trust: 0.8

sources: JVNDB: JVNDB-2020-006154

DESCRIPTION

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Catalina 10.15.5. A malicious application may be able to break out of its sandbox. macOS Catalina Exists in an out-of-bounds read vulnerability due to a flaw in the handling of bounds checks.It can break the sandbox and run externally through a malicious application. Apple macOS Catalina is a set of dedicated operating systems developed by Apple for Mac computers. DiskArbitration is one of the disk loading and unloading components. A buffer error vulnerability exists in the DiskArbitration component of Apple macOS Catalina prior to 10.15.5

Trust: 1.71

sources: NVD: CVE-2020-9847 // JVNDB: JVNDB-2020-006154 // VULHUB: VHN-187972

AFFECTED PRODUCTS

vendor:	apple	model:	mac os x	scope:	lt	version:	10.15.5	Trust: 1.0
vendor:	apple	model:	mac os x	scope:	eq	version:	10.13.6	Trust: 0.8
vendor:	apple	model:	mac os x	scope:	eq	version:	10.14.6	Trust: 0.8
vendor:	apple	model:	mac os x	scope:	eq	version:	10.15.4	Trust: 0.8

sources: JVNDB: JVNDB-2020-006154 // NVD: CVE-2020-9847

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2020-9847
value:	HIGH
Trust: 1.0
NVD:	JVNDB-2020-006154
value:	HIGH
Trust: 0.8
CNNVD:	CNNVD-202005-1302
value:	HIGH
Trust: 0.6
VULHUB:	VHN-187972
value:	MEDIUM
Trust: 0.1

nvd@nist.gov:	CVE-2020-9847
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: 1.0
NVD:	JVNDB-2020-006154
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:	NONE
impactScore:	NONE
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.8
VULHUB:	VHN-187972
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-2020-9847
baseSeverity:	HIGH
baseScore:	8.6
vectorString:	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	REQUIRED
scope:	CHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	1.8
impactScore:	6.0
version:	3.1
Trust: 1.0
NVD:	JVNDB-2020-006154
baseSeverity:	HIGH
baseScore:	8.6
vectorString:	CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	REQUIRED
scope:	CHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: VULHUB: VHN-187972 // JVNDB: JVNDB-2020-006154 // CNNVD: CNNVD-202005-1302 // NVD: CVE-2020-9847

PROBLEMTYPE DATA

problemtype:

CWE-125

Trust: 1.9

sources: VULHUB: VHN-187972 // JVNDB: JVNDB-2020-006154 // NVD: CVE-2020-9847

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202005-1302

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202005-1302

CONFIGURATIONS

sources: JVNDB: JVNDB-2020-006154

PATCH

title:	HT211170	url:	https://support.apple.com/en-us/HT211170	Trust: 0.8
title:	HT211170	url:	https://support.apple.com/ja-jp/HT211170	Trust: 0.8
title:	Apple macOS Catalina DiskArbitration Fix for component buffer error vulnerability	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=121027	Trust: 0.6

sources: JVNDB: JVNDB-2020-006154 // CNNVD: CNNVD-202005-1302

EXTERNAL IDS

db:	NVD	id:	CVE-2020-9847	Trust: 2.5
db:	JVN	id:	JVNVU98042162	Trust: 0.8
db:	JVNDB	id:	JVNDB-2020-006154	Trust: 0.8
db:	CNNVD	id:	CNNVD-202005-1302	Trust: 0.7
db:	AUSCERT	id:	ESB-2020.1859	Trust: 0.6
db:	NSFOCUS	id:	48621	Trust: 0.6
db:	VULHUB	id:	VHN-187972	Trust: 0.1

sources: VULHUB: VHN-187972 // JVNDB: JVNDB-2020-006154 // CNNVD: CNNVD-202005-1302 // NVD: CVE-2020-9847

REFERENCES

url:	https://support.apple.com/ht211170	Trust: 1.7
url:	https://nvd.nist.gov/vuln/detail/cve-2020-9847	Trust: 1.4
url:	https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2020-9847	Trust: 0.8
url:	http://jvn.jp/vu/jvnvu98042162/index.html	Trust: 0.8
url:	https://support.apple.com/en-us/ht211170	Trust: 0.6
url:	http://www.nsfocus.net/vulndb/48621	Trust: 0.6
url:	https://www.auscert.org.au/bulletins/esb-2020.1859/	Trust: 0.6
url:	https://vigilance.fr/vulnerability/apple-macos-multiple-vulnerabilities-32343	Trust: 0.6
url:	https://support.apple.com/kb/ht211170	Trust: 0.6

sources: VULHUB: VHN-187972 // JVNDB: JVNDB-2020-006154 // CNNVD: CNNVD-202005-1302 // NVD: CVE-2020-9847

CREDITS

Zhuo Liang of Qihoo 360 Vulcan Team working with 360 BugCloud (bugcloud.360.cn)

Trust: 0.6

sources: CNNVD: CNNVD-202005-1302

SOURCES

db:	VULHUB	id:	VHN-187972
db:	JVNDB	id:	JVNDB-2020-006154
db:	CNNVD	id:	CNNVD-202005-1302
db:	NVD	id:	CVE-2020-9847

LAST UPDATE DATE

2024-11-23T20:20:24.824000+00:00

SOURCES UPDATE DATE

db:	VULHUB	id:	VHN-187972	date:	2020-06-09T00:00:00
db:	JVNDB	id:	JVNDB-2020-006154	date:	2020-07-02T00:00:00
db:	CNNVD	id:	CNNVD-202005-1302	date:	2021-10-29T00:00:00
db:	NVD	id:	CVE-2020-9847	date:	2024-11-21T05:41:23.867

SOURCES RELEASE DATE

db:	VULHUB	id:	VHN-187972	date:	2020-06-09T00:00:00
db:	JVNDB	id:	JVNDB-2020-006154	date:	2020-07-02T00:00:00
db:	CNNVD	id:	CNNVD-202005-1302	date:	2020-05-26T00:00:00
db:	NVD	id:	CVE-2020-9847	date:	2020-06-09T17:15:15.020