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CVE-2022-34819

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CVE-2022-34819

Published: Jul 12, 2022

Modified: Apr 21, 2025

PUBLISHED

CVSS v3.1

10.0

CRITICAL

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 lacks proper validation of user-supplied data when parsing specific messages. This could result in a heap-based buffer overflow. An attacker could leverage this vulnerability to execute code in the context of device.

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-122

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

References

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