CVE-2021-30858

HIGHCISA KEV

8.8

Descripcion

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.

Detalles CVE

Puntuacion CVSS v3.18.8

SeveridadHIGH

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

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioREQUIRED

Publicado8/24/2021

Ultima modificacion10/27/2025

Fuentekev

Avistamientos honeypot0

CISA KEV

VendedorApple

ProductoiOS, iPadOS, and macOS

Nombre vulnerabilidadApple iOS, iPadOS, macOS Use-After-Free Vulnerability

Fecha inclusion KEV2021-11-03

Fecha limite remediacion2021-11-17

Uso en ransomwareUnknown

Productos afectados

apple:ipadosapple:iphone_osapple:macosdebian:debian_linuxfedoraproject:fedora

Debilidades (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)

Correlaciones IOC

Sin correlaciones registradas

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