CVE-2021-30858

HIGHCISA KEV

8.8

Descricao

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6. 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

Publicado8/24/2021

Ultima modificacao10/27/2025

Fontekev

Avistamentos honeypot0

CISA KEV

FornecedorApple

ProdutoiOS, iPadOS, and macOS

Nome da vulnerabilidadeApple iOS, iPadOS, macOS Use-After-Free Vulnerability

Data inclusao KEV2021-11-03

Prazo de remediacao2021-11-17

Uso em ransomwareUnknown

Produtos afetados

apple:ipadosapple:iphone_osapple:macosdebian:debian_linuxfedoraproject:fedora

Fraquezas (CWE)

CWE-416CWE-416

Referencias

http://seclists.org/fulldisclosure/2021/Sep/25(product-security@apple.com)

http://seclists.org/fulldisclosure/2021/Sep/27(product-security@apple.com)

http://seclists.org/fulldisclosure/2021/Sep/29(product-security@apple.com)

http://seclists.org/fulldisclosure/2021/Sep/38(product-security@apple.com)

http://seclists.org/fulldisclosure/2021/Sep/39(product-security@apple.com)

http://seclists.org/fulldisclosure/2021/Sep/50(product-security@apple.com)

http://www.openwall.com/lists/oss-security/2021/09/20/1(product-security@apple.com)

http://www.openwall.com/lists/oss-security/2021/10/26/9(product-security@apple.com)

http://www.openwall.com/lists/oss-security/2021/10/27/1(product-security@apple.com)

http://www.openwall.com/lists/oss-security/2021/10/27/2(product-security@apple.com)

http://www.openwall.com/lists/oss-security/2021/10/27/4(product-security@apple.com)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BO6DMTHZR57JDBOXPSNR2MKDMCRWV265/(product-security@apple.com)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XYNV7ASK4LQVAUMJXNXBS3Z7RVDQ2N3W/(product-security@apple.com)

https://support.apple.com/en-us/HT212804(product-security@apple.com)

https://support.apple.com/en-us/HT212807(product-security@apple.com)

https://support.apple.com/kb/HT212824(product-security@apple.com)

https://www.debian.org/security/2021/dsa-4975(product-security@apple.com)

https://www.debian.org/security/2021/dsa-4976(product-security@apple.com)

http://seclists.org/fulldisclosure/2021/Sep/25(af854a3a-2127-422b-91ae-364da2661108)

http://seclists.org/fulldisclosure/2021/Sep/27(af854a3a-2127-422b-91ae-364da2661108)

http://seclists.org/fulldisclosure/2021/Sep/29(af854a3a-2127-422b-91ae-364da2661108)

http://seclists.org/fulldisclosure/2021/Sep/38(af854a3a-2127-422b-91ae-364da2661108)

http://seclists.org/fulldisclosure/2021/Sep/39(af854a3a-2127-422b-91ae-364da2661108)

http://seclists.org/fulldisclosure/2021/Sep/50(af854a3a-2127-422b-91ae-364da2661108)

http://www.openwall.com/lists/oss-security/2021/09/20/1(af854a3a-2127-422b-91ae-364da2661108)

http://www.openwall.com/lists/oss-security/2021/10/26/9(af854a3a-2127-422b-91ae-364da2661108)

http://www.openwall.com/lists/oss-security/2021/10/27/1(af854a3a-2127-422b-91ae-364da2661108)

http://www.openwall.com/lists/oss-security/2021/10/27/2(af854a3a-2127-422b-91ae-364da2661108)

http://www.openwall.com/lists/oss-security/2021/10/27/4(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BO6DMTHZR57JDBOXPSNR2MKDMCRWV265/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XYNV7ASK4LQVAUMJXNXBS3Z7RVDQ2N3W/(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/en-us/HT212804(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/en-us/HT212807(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/kb/HT212824(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2021/dsa-4975(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2021/dsa-4976(af854a3a-2127-422b-91ae-364da2661108)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30858(134c704f-9b21-4f2e-91b3-4a467353bcc0)

Correlacoes IOC

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