CVE-2021-30889

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Monterey 12.0.1, iOS 15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. Processing maliciously crafted web content may lead to arbitrary code execution.

CVSS v3 8.8 HIGH
CVSS v2.0 6.8 MEDIUM

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://www.openwall.com/lists/oss-security/2021/12/20/6
https://support.apple.com/en-us/HT212867
https://support.apple.com/en-us/HT212869
https://support.apple.com/en-us/HT212874
https://support.apple.com/en-us/HT212876

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:apple:ipados::::::::
	cpe:2.3:o:apple:iphone_os::::::::
	cpe:2.3:o:apple:macos::::::::
	cpe:2.3:o:apple:tvos::::::::
	cpe:2.3:o:apple:watchos::::::::

History

07 Nov 2023, 03:33

Type	Values Removed	Values Added
References	~~(MLIST) http://www.openwall.com/lists/oss-security/2021/12/20/6 - Mailing List, Third Party Advisory~~	() http://www.openwall.com/lists/oss-security/2021/12/20/6 -
References	~~(MISC) https://support.apple.com/en-us/HT212869 - Vendor Advisory~~	() https://support.apple.com/en-us/HT212869 -
References	~~(MISC) https://support.apple.com/en-us/HT212876 - Vendor Advisory~~	() https://support.apple.com/en-us/HT212876 -
References	~~(MISC) https://support.apple.com/en-us/HT212874 - Vendor Advisory~~	() https://support.apple.com/en-us/HT212874 -
References	~~(MISC) https://support.apple.com/en-us/HT212867 - Vendor Advisory~~	() https://support.apple.com/en-us/HT212867 -

Information

Published : 2021-08-24 19:15

Updated : 2024-02-28 18:28

NVD link : CVE-2021-30889

Mitre link : CVE-2021-30889

CVE.ORG link : CVE-2021-30889

JSON object : View

Products Affected

apple

iphone_os
watchos
ipados
tvos
macos

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

{"id": "CVE-2021-30889", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "published": "2021-08-24T19:15:16.957", "references": [{"url": "http://www.openwall.com/lists/oss-security/2021/12/20/6", "source": "product-security@apple.com"}, {"url": "https://support.apple.com/en-us/HT212867", "source": "product-security@apple.com"}, {"url": "https://support.apple.com/en-us/HT212869", "source": "product-security@apple.com"}, {"url": "https://support.apple.com/en-us/HT212874", "source": "product-security@apple.com"}, {"url": "https://support.apple.com/en-us/HT212876", "source": "product-security@apple.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-120"}]}], "descriptions": [{"lang": "en", "value": "A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Monterey 12.0.1, iOS 15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. Processing maliciously crafted web content may lead to arbitrary code execution."}, {"lang": "es", "value": "Se abord\u00f3 un problema de desbordamiento del b\u00fafer con un manejo de memoria mejorada. Este problema se corrigi\u00f3 en macOS Monterey versi\u00f3n 12.0.1, iOS versi\u00f3n 15.1 y iPadOS versi\u00f3n 15.1, watchOS versi\u00f3n 8.1, tvOS versi\u00f3n 15.1. El procesamiento de contenido web maliciosamente dise\u00f1ado puede conllevar a una ejecuci\u00f3n de c\u00f3digo arbitrario"}], "lastModified": "2023-11-07T03:33:42.883", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B93FE038-6BF4-484E-8BBC-6F4332DCE045", "versionEndExcluding": "15.1"}, {"criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0E11B095-8786-478A-A6BA-82DED207426B", "versionEndExcluding": "15.1"}, {"criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "579B2A0D-A84F-45C2-B545-35ECEA3297DA", "versionEndExcluding": "12.0.1"}, {"criteria": "cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9A76BB8B-613D-46B7-80F8-83B6EF76F344", "versionEndExcluding": "15.1"}, {"criteria": "cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A82F66E5-A6BF-4D7A-8DCA-DD4C35723936", "versionEndExcluding": "8.1"}], "operator": "OR"}]}], "sourceIdentifier": "product-security@apple.com"}