CVE-2021-21193

Katalog CVE

CVSS 8.8 · High KEV · sudah dieksploitasi EPSS 9,9%

Kerentanan Use After Free pada google chrome, fedoraproject fedora +1 lainnya. Skor CVSS 3.1 8.8 (High) menurut NVD. Masuk katalog KEV CISA pada 3 November 2021, artinya sudah terbukti dieksploitasi.

Deskripsi (NVD)

Use after free in Blink in Google Chrome prior to 89.0.4389.90 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Rincian

Terbit di NVD

16 Maret 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-416: Use After Free

EPSS (30 hari)

9,9% peluang dieksploitasi; lebih tinggi dari 95,4% CVE lain

Known Exploited Vulnerabilities (CISA)

Nama

Google Chromium Blink Use-After-Free 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://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-21193 pemerintah AS
• https://security.gentoo.org/glsa/202104-08 advisory pihak ketiga
• https://www.debian.org/security/2021/dsa-4886 mailing list · advisory pihak ketiga
• https://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop_12.html release notes
• https://crbug.com/1186287 permissions required
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N52OWF4BAP3JN... release notes