CVE-2021-1789: apple ipados +7 lainnya

csirt@kutim:~/threat-intel/cve/CVE-2021-1789

CVSS 8.8 · High KEV · sudah dieksploitasi EPSS 14,0%

Kerentanan Access of Resource Using Incompatible Type ('Type Confusion') pada apple ipados, apple iphone os +6 lainnya. Skor CVSS 3.1 8.8 (High) menurut NVD. Masuk katalog KEV CISA pada 4 Mei 2022, artinya sudah terbukti dieksploitasi.

Deskripsi (NVD)

A type confusion issue was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, watchOS 7.3, iOS 14.4 and iPadOS 14.4, Safari 14.0.3. Processing maliciously crafted web content may lead to arbitrary code execution.

Rincian

Terbit di NVD: 2 April 2021
Terakhir diubah: 17 Juni 2026
Status NVD: Analyzed
CVSS 3.1: 8.8 (High), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-843: Access of Resource Using Incompatible Type ('Type Confusion')
EPSS (30 hari): 14,0% peluang dieksploitasi; lebih tinggi dari 96,4% CVE lain

Known Exploited Vulnerabilities (CISA)

Nama: Apple Multiple Products Type Confusion Vulnerability
Masuk KEV: 4 Mei 2022
Tenggat CISA: 25 Mei 2022 (untuk instansi federal AS)
Ransomware: Belum tercatat
Tindakan wajib: Apply updates per vendor instructions.

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
apple	ipados	Semua versi sebelum 14.4
apple	iphone os	Semua versi sebelum 14.4
apple	mac os x	Versi 10.14 hingga sebelum 10.14.6
apple	mac os x	Versi 10.15 hingga sebelum 10.15.7
apple	mac os x	Versi 10.14.6
apple	mac os x	Versi 10.14.6 security_update_2019-004
apple	mac os x	Versi 10.14.6 security_update_2019-005
apple	mac os x	Versi 10.14.6 security_update_2019-006
apple	mac os x	Versi 10.14.6 security_update_2019-007
apple	mac os x	Versi 10.14.6 security_update_2020-001
apple	mac os x	Versi 10.14.6 security_update_2020-002
apple	mac os x	Versi 10.14.6 security_update_2020-003
apple	mac os x	Versi 10.14.6 security_update_2020-004
apple	mac os x	Versi 10.14.6 security_update_2020-005
apple	mac os x	Versi 10.14.6 security_update_2020-006
apple	mac os x	Versi 10.14.6 security_update_2020-007
apple	mac os x	Versi 10.14.6 supplemental_update
apple	mac os x	Versi 10.14.6 supplemental_update_2
apple	mac os x	Versi 10.15.7
apple	mac os x	Versi 10.15.7 supplemental_update
apple	macos	Versi 11.0 hingga sebelum 11.2
apple	tvos	Semua versi sebelum 14.4
apple	watchos	Semua versi sebelum 7.3
fedoraproject	fedora	Versi 32
fedoraproject	fedora	Versi 33
webkitgtk	webkitgtk	Semua versi sebelum 2.30.6

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://support.apple.com/en-us/HT212146 release notes · advisory vendor
https://support.apple.com/en-us/HT212147 release notes · advisory vendor
https://support.apple.com/en-us/HT212148 release notes · advisory vendor
https://support.apple.com/en-us/HT212149 release notes · advisory vendor
https://support.apple.com/en-us/HT212152 release notes · advisory vendor
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-1789 pemerintah AS
https://security.gentoo.org/glsa/202104-03 advisory pihak ketiga
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JN6ZOD62CTO54... broken link · mailing list
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L3L6ZZOU5JS7E... broken link · mailing list

Sumber: NVD · CVE.org · KEV CISA · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:10 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.