CVE-2021-30663

Katalog CVE

CVSS 8.8 · High KEV · sudah dieksploitasi EPSS 3,5%

Kerentanan Integer Overflow or Wraparound pada apple safari, apple ipados +3 lainnya. Skor CVSS 3.1 8.8 (High) menurut NVD. Masuk katalog KEV CISA pada 3 November 2021, artinya sudah terbukti dieksploitasi.

Deskripsi (NVD)

An integer overflow was addressed with improved input validation. This issue is fixed in iOS 14.5.1 and iPadOS 14.5.1, tvOS 14.6, iOS 12.5.3, Safari 14.1.1, macOS Big Sur 11.3.1. Processing maliciously crafted web content may lead to arbitrary code execution.

Rincian

Terbit di NVD

8 September 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-190: Integer Overflow or Wraparound

EPSS (30 hari)

3,5% peluang dieksploitasi; lebih tinggi dari 88,9% CVE lain

Known Exploited Vulnerabilities (CISA)

Nama

Apple Multiple Products WebKit Integer Overflow 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/HT212335 release notes · advisory vendor
• https://support.apple.com/en-us/HT212336 release notes · advisory vendor
• https://support.apple.com/en-us/HT212341 release notes · advisory vendor
• https://support.apple.com/en-us/HT212532 release notes · advisory vendor
• https://support.apple.com/en-us/HT212534 release notes · advisory vendor
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30663 advisory pihak ketiga · pemerintah AS