CVE-2021-27436: advantech webaccess/scada

csirt@kutim:~/threat-intel/cve/CVE-2021-27436

CVSS 6.1 · Medium EPSS 0,71%

Kerentanan Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') pada advantech webaccess/scada. Skor CVSS 3.1 6.1 (Medium) menurut NVD.

Deskripsi (NVD)

WebAccess/SCADA Versions 9.0 and prior is vulnerable to cross-site scripting, which may allow an attacker to send malicious JavaScript code to an unsuspecting user, which could result in hijacking of the user’s cookie/session tokens, redirecting the user to a malicious webpage and performing unintended browser actions.

Rincian

Terbit di NVD: 18 Maret 2021
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 6.1 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
EPSS (30 hari): 0,71% peluang dieksploitasi; lebih tinggi dari 52,4% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
advantech	webaccess/scada	Semua versi hingga 9.0

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://us-cert.cisa.gov/ics/advisories/icsa-21-075-01 advisory pihak ketiga · pemerintah AS

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.