CVE-2021-31337

Katalog CVE

CVSS 9.8 · Critical EPSS 1,7%

Kerentanan Missing Authentication for Critical Function pada siemens sinamics sl150 firmware, siemens sinamics sm150 firmware +1 lainnya. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

The Telnet service of the SIMATIC HMI Comfort Panels system component in affected products does not require authentication, which may allow a remote attacker to gain access to the device if the service is enabled. Telnet is disabled by default on the SINAMICS Medium Voltage Products (SINAMICS SL150: All versions, SINAMICS SM150: All versions, SINAMICS SM150i: All versions).

Rincian

Terbit di NVD

28 Juni 2021

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-306: Missing Authentication for Critical Function

EPSS (30 hari)

1,7% peluang dieksploitasi; lebih tinggi dari 76,3% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://us-cert.cisa.gov/ics/advisories/icsa-21-131-04 not applicable · advisory pihak ketiga · pemerintah AS