CVE-2021-30858

HIGHCISA KEV

8.8

Description

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.

Details CVE

Score CVSS v3.18.8

SeveriteHIGH

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

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurREQUIRED

Publie8/24/2021

Derniere modification10/27/2025

Sourcekev

Observations honeypot0

CISA KEV

FournisseurApple

ProduitiOS, iPadOS, and macOS

Nom vulnerabiliteApple iOS, iPadOS, macOS Use-After-Free Vulnerability

Date ajout KEV2021-11-03

Date limite remediation2021-11-17

Utilise dans ransomwareUnknown

Produits affectes

apple:ipadosapple:iphone_osapple:macosdebian:debian_linuxfedoraproject:fedora

Faiblesses (CWE)

CWE-416CWE-416

References

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)

Correlations IOC

Aucune correlation enregistree

This product uses data from the NVD API but is not endorsed or certified by the NVD.