CVE-2020-16850

Katalog CVE

CVSS 7.5 · High EPSS 2,1%

Kerentanan Improper Input Validation pada mitsubishielectric r00cpu firmware, mitsubishielectric r01cpu firmware +17 lainnya. Skor CVSS 3.1 7.5 (High) menurut NVD.

Deskripsi (NVD)

Mitsubishi MELSEC iQ-R Series PLCs with firmware 49 allow an unauthenticated attacker to halt the industrial process by sending a crafted packet over the network. This denial of service attack exposes Improper Input Validation. After halting, physical access to the PLC is required in order to restore production, and the device state is lost. This is related to R04CPU, RJ71GF11-T2, R04CPU, and RJ71GF11-T2.

Rincian

Terbit di NVD

30 November 2020

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-20: Improper Input Validation
CWE-400: Uncontrolled Resource Consumption

EPSS (30 hari)

2,1% peluang dieksploitasi; lebih tinggi dari 81,5% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://us-cert.cisa.gov/ics/advisories/icsa-20-282-02 advisory pihak ketiga · pemerintah AS
• https://blog.scadafence.com/vulnerability-in-mitsubishi-electric-melsec-iq-r-series advisory pihak ketiga