CVE-2021-30807

Katalog CVE

CVSS 7.8 · High KEV · sudah dieksploitasi EPSS 28,8%

Kerentanan Out-of-bounds Write pada apple ipados, apple iphone os +2 lainnya. Skor CVSS 3.1 7.8 (High) menurut NVD. Masuk katalog KEV CISA pada 3 November 2021, artinya sudah terbukti dieksploitasi.

Deskripsi (NVD)

A memory corruption issue was addressed with improved memory handling. This issue is fixed in macOS Big Sur 11.5.1, iOS 14.7.1 and iPadOS 14.7.1, watchOS 7.6.1. An application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited.

Rincian

Terbit di NVD

19 Oktober 2021

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

7.8 (High), sumber NVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-787: Out-of-bounds Write

EPSS (30 hari)

28,8% peluang dieksploitasi; lebih tinggi dari 98,1% CVE lain

Known Exploited Vulnerabilities (CISA)

Nama

Apple Multiple Products Memory Corruption Vulnerability

Masuk KEV

3 November 2021

Tenggat CISA

17 November 2021 (untuk instansi federal AS)

Ransomware

Belum tercatat

Tindakan wajib

Apply updates per vendor instructions.

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://support.apple.com/en-us/HT212622 release notes · advisory vendor
• https://support.apple.com/en-us/HT212623 release notes · advisory vendor
• https://support.apple.com/en-us/HT212713 release notes · advisory vendor
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30807 advisory pihak ketiga · pemerintah AS