🛡️ CVE-2022-34820
🟠 CVSS 8.4 — High ✅ No Known Exploit CWE-77 NVD
8.4
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

A vulnerability has been identified in SIMATIC CP 1242-7 V2 (All versions < V3.3.46), SIMATIC CP 1243-1 (All versions < V3.3.46), SIMATIC CP 1243-7 LTE EU (All versions < V3.3.46), SIMATIC CP 1243-7 LTE US (All versions < V3.3.46), SIMATIC CP 1243-8 IRC (All versions = V2.0 < V2.2.28), SIMATIC CP 1543-1 (All versions = V2.0 = V2.0 = V2.0 = V2.0 < V2.2.28), SIPLUS NET CP 1242-7 V2 (All versions < V3.3.46), SIPLUS NET CP 1543-1 (All versions < V3.0.22), SIPLUS S7-1200 CP 1243-1 (All versions < V3.3.46), SIPLUS S7-1200 CP 1243-1 RAIL (All versions < V3.3.46). The application does not correctly escape some user provided fields during the authentication process. This could allow an attacker to inject custom commands and execute arbitrary code with elevated privileges.

Details

Severity HIGH
CVSS Score 8.4
CVSS Vector CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CWE CWE-77
Public Exploit ✅ No
Source NVD
Published 2022-07-12
Updated 2026-06-08
Modified 2024-11-21

Affected Packages

Software From version Fixed in
simatic-cp-1242-7-v2-firmware — 3.3.46
simatic-cp-1243-1-firmware — 3.3.46
simatic-cp-1243-7-lte-eu-firmware — 3.3.46
simatic-cp-1243-7-lte-us-firmware — 3.3.46
simatic-cp-1243-8-irc-firmware — 3.3.46
simatic-cp-1542sp-1-irc-firmware 2.0 2.2.28
simatic-cp-1543-1-firmware — 3.0.22
simatic-cp-1543sp-1-firmware 2.0 2.2.28
siplus-et-200sp-cp-1542sp-1-irc-tx-rail-firmware 2.0 2.2.28
siplus-et-200sp-cp-1543sp-1-isec-firmware 2.0 2.2.28
siplus-et-200sp-cp-1543sp-1-isec-tx-rail-firmware 2.0 2.2.28
siplus-net-cp-1242-7-v2-firmware — 3.3.46
siplus-net-cp-1543-1-firmware — 3.0.22
siplus-s7-1200-cp-1243-1-firmware — 3.3.46
siplus-s7-1200-cp-1243-1-rail-firmware — 3.3.46

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