CVE-2021-32986

Katalog CVE

CVSS 9.8 · Critical EPSS 1,1%

Kerentanan Authentication Bypass Using an Alternate Path or Channel pada automationdirect c0-10dd1e-d firmware, automationdirect c0-10dd2e-d firmware +18 lainnya. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

After Automation Direct CLICK PLC CPU Modules: C0-1x CPUs with firmware prior to v3.00 is unlocked by an authorized user, the unlocked state does not timeout. If the programming software is interrupted, the PLC remains unlocked. All subsequent programming connections are allowed without authorization. The PLC is only relocked by a power cycle, or when the programming software disconnects correctly.

Rincian

Terbit di NVD

4 April 2022

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-288: Authentication Bypass Using an Alternate Path or Channel
CWE-863: Incorrect Authorization

EPSS (30 hari)

1,1% peluang dieksploitasi; lebih tinggi dari 65,1% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.cisa.gov/uscert/ics/advisories/icsa-21-166-02 advisory pihak ketiga · pemerintah AS