CVE-2022-43767 Information

Description

A vulnerability has been identified in SIMATIC CP 1242-7 V2 (All versions) SIMATIC CP 1243-1 (All versions) SIMATIC CP 1243-1 DNP3 (incl. SIPLUS variants) (All versions) SIMATIC CP 1243-1 IEC (incl. SIPLUS variants) (All versions) SIMATIC CP 1243-7 LTE EU (All versions) SIMATIC CP 1243-7 LTE US (All versions) SIMATIC CP 1243-8 IRC (All versions) SIMATIC CP 1542SP-1 (All versions) SIMATIC CP 1542SP-1 IRC (All versions) SIMATIC CP 1543SP-1 (All versions) SIMATIC CP 443-1 (All versions < V3.3) SIMATIC CP 443-1 (All versions < V3.3) SIMATIC CP 443-1 Advanced (All versions < V3.3) SIMATIC IPC DiagBase (All versions) SIMATIC IPC DiagMonitor (All versions) SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL (All versions) SIPLUS ET 200SP CP 1543SP-1 ISEC (All versions) SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL (All versions) SIPLUS NET CP 1242-7 V2 (All versions) SIPLUS NET CP 443-1 (All versions < V3.3) SIPLUS NET CP 443-1 Advanced (All versions < V3.3) SIPLUS S7-1200 CP 1243-1 (All versions) SIPLUS S7-1200 CP 1243-1 RAIL (All versions) SIPLUS TIM 1531 IRC (All versions < V2.3.6) TIM 1531 IRC (All versions < V2.3.6). The webserver of the affected products contains a vulnerability that may lead to a denial of service condition. An attacker may cause a denial of service situation of the webserver of the affected product.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

https://cert-portal.siemens.com/productcert/pdf/ssa-566905.pdf

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5