CVE-2021-42029

Katalog CVE

CVSS 7.8 · High EPSS 0,24%

Kerentanan Improper Access Control pada siemens simatic step 7. Skor CVSS 3.1 7.8 (High) menurut NVD.

Deskripsi (NVD)

A vulnerability has been identified in SIMATIC STEP 7 (TIA Portal) V15 (All versions), SIMATIC STEP 7 (TIA Portal) V16 (All versions < V16 Update 5), SIMATIC STEP 7 (TIA Portal) V17 (All versions < V17 Update 2). An attacker could achieve privilege escalation on the web server of certain devices due to improper access control vulnerability in the engineering system software. The attacker needs to have direct access to the impacted web server.

Rincian

Terbit di NVD

12 April 2022

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-284: Improper Access Control

EPSS (30 hari)

0,24% peluang dieksploitasi; lebih tinggi dari 13,9% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://cert-portal.siemens.com/productcert/pdf/ssa-350757.pdf patch · advisory vendor