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CVE-2021-30661

HIGHCISA KEV

8.8

Descricao

A use after free issue was addressed with improved memory management. This issue is fixed in Safari 14.1, iOS 12.5.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited..

Detalhes CVE

Pontuacao CVSS v3.18.8

SeveridadeHIGH

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

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioREQUIRED

Publicado9/8/2021

Ultima modificacao10/23/2025

Fontekev

Avistamentos honeypot0

CISA KEV

FornecedorApple

ProdutoMultiple Products

Nome da vulnerabilidadeApple Multiple Products WebKit Storage Use-After-Free Vulnerability

Data inclusao KEV2021-11-03

Prazo de remediacao2021-11-17

Uso em ransomwareUnknown

Produtos afetados

apple:ipadosapple:iphone_osapple:macosapple:safariapple:tvosapple:watchos

Fraquezas (CWE)

CWE-416CWE-416

Referencias

https://support.apple.com/en-us/HT212317(product-security@apple.com)

https://support.apple.com/en-us/HT212318(product-security@apple.com)

https://support.apple.com/en-us/HT212323(product-security@apple.com)

https://support.apple.com/en-us/HT212324(product-security@apple.com)

https://support.apple.com/en-us/HT212325(product-security@apple.com)

https://support.apple.com/en-us/HT212341(product-security@apple.com)

https://support.apple.com/en-us/HT212317(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/en-us/HT212318(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/en-us/HT212323(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/en-us/HT212324(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/en-us/HT212325(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/en-us/HT212341(af854a3a-2127-422b-91ae-364da2661108)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30661(134c704f-9b21-4f2e-91b3-4a467353bcc0)

Correlacoes IOC

Sem correlacoes registradas

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