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CVE-2021-30807

HIGHCISA KEV

7.8

Description

A memory corruption issue was addressed with improved memory handling. This issue is fixed in macOS Big Sur 11.5.1, iOS 14.7.1 and iPadOS 14.7.1, watchOS 7.6.1. An application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited.

Details CVE

Score CVSS v3.17.8

SeveriteHIGH

Vecteur CVSSCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Vecteur d'attaqueLOCAL

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurREQUIRED

Publie10/19/2021

Derniere modification10/23/2025

Sourcekev

Observations honeypot0

CISA KEV

FournisseurApple

ProduitMultiple Products

Nom vulnerabiliteApple Multiple Products Memory Corruption Vulnerability

Date ajout KEV2021-11-03

Date limite remediation2021-11-17

Utilise dans ransomwareUnknown

Produits affectes

apple:ipadosapple:iphone_osapple:macosapple:watchos

Faiblesses (CWE)

CWE-787CWE-787

References

https://support.apple.com/en-us/HT212622(product-security@apple.com)

https://support.apple.com/en-us/HT212623(product-security@apple.com)

https://support.apple.com/en-us/HT212713(product-security@apple.com)

https://support.apple.com/en-us/HT212622(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/en-us/HT212623(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/en-us/HT212713(af854a3a-2127-422b-91ae-364da2661108)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30807(134c704f-9b21-4f2e-91b3-4a467353bcc0)

Correlations IOC

Aucune correlation enregistree

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