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ID

VAR-202010-1326


CVE

CVE-2020-3863


TITLE

Apple macOS Catalina Buffer error vulnerability

Trust: 0.6

sources: CNNVD: CNNVD-202010-1473

DESCRIPTION

A memory corruption issue was addressed with improved memory handling. This issue is fixed in macOS Catalina 10.15.3, Security Update 2020-001 Mojave, Security Update 2020-001 High Sierra. An application may be able to execute arbitrary code with system privileges. Apple macOS Catalina is a set of dedicated operating systems developed by Apple for Mac computers. Apple macOS Catalina versions prior to 10.15.3 have a security vulnerability that stems from a memory corruption issue that allows applications to execute arbitrary code with system privileges

Trust: 1.08

sources: NVD: CVE-2020-3863 // VULHUB: VHN-181988 // VULMON: CVE-2020-3863

AFFECTED PRODUCTS

vendor:applemodel:mac os xscope:ltversion:10.15.3

Trust: 1.0

sources: NVD: CVE-2020-3863

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2020-3863
value: HIGH

Trust: 1.0

CNNVD: CNNVD-202010-1473
value: HIGH

Trust: 0.6

VULHUB: VHN-181988
value: HIGH

Trust: 0.1

VULMON: CVE-2020-3863
value: HIGH

Trust: 0.1

nvd@nist.gov: CVE-2020-3863
severity: HIGH
baseScore: 9.3
vectorString: AV:N/AC:M/AU:N/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: MEDIUM
authentication: NONE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 8.6
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.1

VULHUB: VHN-181988
severity: HIGH
baseScore: 9.3
vectorString: AV:N/AC:M/AU:N/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: MEDIUM
authentication: NONE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 8.6
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

nvd@nist.gov: CVE-2020-3863
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-181988 // VULMON: CVE-2020-3863 // CNNVD: CNNVD-202010-1473 // NVD: CVE-2020-3863

PROBLEMTYPE DATA

problemtype:CWE-787

Trust: 1.1

problemtype:CWE-119

Trust: 0.1

sources: VULHUB: VHN-181988 // NVD: CVE-2020-3863

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202010-1473

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202010-1473

PATCH

title:Apple macOS Catalina Security vulnerabilitiesurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=131608

Trust: 0.6

sources: CNNVD: CNNVD-202010-1473

EXTERNAL IDS

db:NVDid:CVE-2020-3863

Trust: 1.8

db:CNNVDid:CNNVD-202010-1473

Trust: 0.7

db:CNVDid:CNVD-2020-61020

Trust: 0.1

db:VULHUBid:VHN-181988

Trust: 0.1

db:VULMONid:CVE-2020-3863

Trust: 0.1

sources: VULHUB: VHN-181988 // VULMON: CVE-2020-3863 // CNNVD: CNNVD-202010-1473 // NVD: CVE-2020-3863

REFERENCES

url:https://support.apple.com/en-us/ht210919

Trust: 1.8

url:https://nvd.nist.gov/vuln/detail/cve-2020-3863

Trust: 0.6

url:https://cwe.mitre.org/data/definitions/119.html

Trust: 0.1

url:https://nvd.nist.gov

Trust: 0.1

sources: VULHUB: VHN-181988 // VULMON: CVE-2020-3863 // CNNVD: CNNVD-202010-1473 // NVD: CVE-2020-3863

SOURCES

db:VULHUBid:VHN-181988
db:VULMONid:CVE-2020-3863
db:CNNVDid:CNNVD-202010-1473
db:NVDid:CVE-2020-3863

LAST UPDATE DATE

2024-11-23T22:37:13.345000+00:00


SOURCES UPDATE DATE

db:VULHUBid:VHN-181988date:2021-07-21T00:00:00
db:VULMONid:CVE-2020-3863date:2020-10-29T00:00:00
db:CNNVDid:CNNVD-202010-1473date:2020-10-30T00:00:00
db:NVDid:CVE-2020-3863date:2024-11-21T05:31:51.553

SOURCES RELEASE DATE

db:VULHUBid:VHN-181988date:2020-10-27T00:00:00
db:VULMONid:CVE-2020-3863date:2020-10-27T00:00:00
db:CNNVDid:CNNVD-202010-1473date:2020-10-27T00:00:00
db:NVDid:CVE-2020-3863date:2020-10-27T21:15:15.087