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CVE-2022-34820

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CVE-2022-34820

Published: Jul 12, 2022

Modified: Apr 21, 2025

PUBLISHED

CVSS v3.1

8.4

HIGH

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 < V3.3.46), SIMATIC CP 1542SP-1 IRC (All versions >= V2.0 < V2.2.28), SIMATIC CP 1543-1 (All versions < V3.0.22), SIMATIC CP 1543SP-1 (All versions >= V2.0 < V2.2.28), SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL (All versions >= V2.0 < V2.2.28), SIPLUS ET 200SP CP 1543SP-1 ISEC (All versions >= V2.0 < V2.2.28), SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL (All versions >= 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.

VendorProductVersions

Siemens

SIMATIC CP 1242-7 V2

affected
All versions < V3.3.46

Siemens

SIMATIC CP 1243-1

affected
All versions < V3.3.46

Siemens

SIMATIC CP 1243-7 LTE EU

affected
All versions < V3.3.46

Siemens

SIMATIC CP 1243-7 LTE US

affected
All versions < V3.3.46

Siemens

SIMATIC CP 1243-8 IRC

affected
All versions < V3.3.46

Siemens

SIMATIC CP 1542SP-1 IRC

affected
All versions >= V2.0 < V2.2.28

Siemens

SIMATIC CP 1543-1

affected
All versions < V3.0.22

Siemens

SIMATIC CP 1543SP-1

affected
All versions >= V2.0 < V2.2.28

Siemens

SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL

affected
All versions >= V2.0 < V2.2.28

Siemens

SIPLUS ET 200SP CP 1543SP-1 ISEC

affected
All versions >= V2.0 < V2.2.28

Siemens

SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL

affected
All versions >= V2.0 < V2.2.28

Siemens

SIPLUS NET CP 1242-7 V2

affected
All versions < V3.3.46

Siemens

SIPLUS NET CP 1543-1

affected
All versions < V3.0.22

Siemens

SIPLUS S7-1200 CP 1243-1

affected
All versions < V3.3.46

Siemens

SIPLUS S7-1200 CP 1243-1 RAIL

affected
All versions < V3.3.46

Weaknesses (CWE)

CWE-77

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

References

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