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ID

VAR-202109-0287


CVE

CVE-2021-1770


TITLE

plural  Apple  Buffer error vulnerability in the product

Trust: 0.8

sources: JVNDB: JVNDB-2021-013564

DESCRIPTION

A buffer overflow may result in arbitrary code execution. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. A logic issue was addressed with improved state management. plural Apple The product contains a buffer error vulnerability.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. macOS Big Sur versions prior to 11.3, iOS versions prior to 14.5 and iPadOS versions prior to 14.5, watchOS versions prior to 7.4, and tvOS versions prior to 14.5 have a security vulnerability due to a buffer overflow that may lead to arbitrary code execution

Trust: 1.8

sources: NVD: CVE-2021-1770 // JVNDB: JVNDB-2021-013564 // VULHUB: VHN-376430 // VULMON: CVE-2021-1770

AFFECTED PRODUCTS

vendor:applemodel:ipadosscope:ltversion:14.5

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vendor:applemodel:tvosscope:ltversion:14.5

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vendor:applemodel:watchosscope:ltversion:7.4

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vendor:applemodel:macosscope:gteversion:11.0

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vendor:applemodel:iphone osscope:ltversion:14.5

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vendor:applemodel:macosscope:ltversion:11.3

Trust: 1.0

vendor:アップルmodel:tvosscope: - version: -

Trust: 0.8

vendor:アップルmodel:ipadosscope: - version: -

Trust: 0.8

vendor:アップルmodel:watchosscope: - version: -

Trust: 0.8

vendor:アップルmodel:iosscope: - version: -

Trust: 0.8

vendor:アップルmodel:macosscope: - version: -

Trust: 0.8

sources: JVNDB: JVNDB-2021-013564 // NVD: CVE-2021-1770

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-1770
value: CRITICAL

Trust: 1.0

NVD: CVE-2021-1770
value: CRITICAL

Trust: 0.8

CNNVD: CNNVD-202109-404
value: CRITICAL

Trust: 0.6

VULHUB: VHN-376430
value: HIGH

Trust: 0.1

VULMON: CVE-2021-1770
value: HIGH

Trust: 0.1

nvd@nist.gov: CVE-2021-1770
severity: HIGH
baseScore: 7.5
vectorString: AV:N/AC:L/AU:N/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 10.0
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.9

VULHUB: VHN-376430
severity: HIGH
baseScore: 7.5
vectorString: AV:N/AC:L/AU:N/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 10.0
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

nvd@nist.gov: CVE-2021-1770
baseSeverity: CRITICAL
baseScore: 9.8
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 3.9
impactScore: 5.9
version: 3.1

Trust: 1.0

NVD: CVE-2021-1770
baseSeverity: CRITICAL
baseScore: 9.8
vectorString: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: VULHUB: VHN-376430 // VULMON: CVE-2021-1770 // JVNDB: JVNDB-2021-013564 // CNNVD: CNNVD-202109-404 // NVD: CVE-2021-1770

PROBLEMTYPE DATA

problemtype:CWE-119

Trust: 1.1

problemtype:Buffer error (CWE-119) [NVD evaluation ]

Trust: 0.8

sources: VULHUB: VHN-376430 // JVNDB: JVNDB-2021-013564 // NVD: CVE-2021-1770

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202109-404

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202109-404

PATCH

title:HT212324 Apple  Security updateurl:https://support.apple.com/en-us/HT212317

Trust: 0.8

title:Apple macOS Big Sur Buffer error vulnerability fixurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=162854

Trust: 0.6

sources: JVNDB: JVNDB-2021-013564 // CNNVD: CNNVD-202109-404

EXTERNAL IDS

db:NVDid:CVE-2021-1770

Trust: 3.4

db:JVNDBid:JVNDB-2021-013564

Trust: 0.8

db:CNNVDid:CNNVD-202109-404

Trust: 0.7

db:VULHUBid:VHN-376430

Trust: 0.1

db:VULMONid:CVE-2021-1770

Trust: 0.1

sources: VULHUB: VHN-376430 // VULMON: CVE-2021-1770 // JVNDB: JVNDB-2021-013564 // CNNVD: CNNVD-202109-404 // NVD: CVE-2021-1770

REFERENCES

url:https://support.apple.com/en-us/ht212317

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url:https://support.apple.com/en-us/ht212323

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url:https://support.apple.com/en-us/ht212324

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url:https://support.apple.com/en-us/ht212325

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url:https://nvd.nist.gov/vuln/detail/cve-2021-1770

Trust: 1.4

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

Trust: 0.1

url:https://nvd.nist.gov

Trust: 0.1

sources: VULHUB: VHN-376430 // VULMON: CVE-2021-1770 // JVNDB: JVNDB-2021-013564 // CNNVD: CNNVD-202109-404 // NVD: CVE-2021-1770

SOURCES

db:VULHUBid:VHN-376430
db:VULMONid:CVE-2021-1770
db:JVNDBid:JVNDB-2021-013564
db:CNNVDid:CNNVD-202109-404
db:NVDid:CVE-2021-1770

LAST UPDATE DATE

2024-08-14T15:06:44.820000+00:00


SOURCES UPDATE DATE

db:VULHUBid:VHN-376430date:2021-09-16T00:00:00
db:VULMONid:CVE-2021-1770date:2021-09-16T00:00:00
db:JVNDBid:JVNDB-2021-013564date:2022-09-16T01:14:00
db:CNNVDid:CNNVD-202109-404date:2021-09-17T00:00:00
db:NVDid:CVE-2021-1770date:2021-09-16T15:09:23.587

SOURCES RELEASE DATE

db:VULHUBid:VHN-376430date:2021-09-08T00:00:00
db:VULMONid:CVE-2021-1770date:2021-09-08T00:00:00
db:JVNDBid:JVNDB-2021-013564date:2022-09-16T00:00:00
db:CNNVDid:CNNVD-202109-404date:2021-09-08T00:00:00
db:NVDid:CVE-2021-1770date:2021-09-08T15:15:09.283