CVE-2022-4291: avast script shield

csirt@kutim:~/threat-intel/cve/CVE-2022-4291

CVSS 10.0 · Critical EPSS 0,45%

Kerentanan Improper Restriction of Operations within the Bounds of a Memory Buffer pada avast script shield. Skor CVSS 3.1 10.0 (Critical) menurut NVD.

Deskripsi (NVD)

The aswjsflt.dll library from Avast Antivirus windows contained a potentially exploitable heap corruption vulnerability that could enable an attacker to bypass the sandbox of the application it was loaded into, if applicable. This issue was fixed in version 18.0.1478 of the Script Shield Component.

Rincian

Terbit di NVD: 8 Desember 2022
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 10.0 (Critical), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-787: Out-of-bounds Write
EPSS (30 hari): 0,45% peluang dieksploitasi; lebih tinggi dari 37,2% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
avast	script shield	Semua versi hingga 18.0.1473.0

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://support.norton.com/sp/static/external/tools/security-advisories.html advisory vendor

Sumber: NVD · CVE.org · 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.