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CVE-2023-30755

Sept. 10, 2024, 12:09 p.m.

Tags

CWE-476
productcert@siemens.com
2024-09-10
CVE-2023-30755

CVSS Score

4.4 / 10

Product(s) Impacted

SIMATIC IPC DiagBase

SIMATIC IPC DiagMonitor

SIMATIC CP 1243-7 LTE

  • < V3.5.20

SIMATIC CP 1243-8 IRC (6GK7243-8RX30-0XE0)

  • < V3.5.20

SIMATIC WinCC Runtime Advanced

SIPLUS TIM 1531 IRC (6AG1543-1MX00-7XE0)

  • < V2.4.8

TIM 1531 IRC (6GK7543-1MX00-0XE0)

  • < V2.4.8

SIMATIC CP 1242-7 V2

  • < V3.5.20

SIMATIC CP 1243-1

  • < V3.5.20

SIMATIC CP 1243-1 DNP3

  • < V3.5.20

SIMATIC CP 1243-1 IEC

  • < V3.5.20

SIMATIC HMI Comfort Panels

Description

A vulnerability has been identified in SIMATIC CP 1242-7 V2 (incl. SIPLUS variants) (All versions < V3.5.20), SIMATIC CP 1243-1 (incl. SIPLUS variants) (All versions < V3.5.20), SIMATIC CP 1243-1 DNP3 (incl. SIPLUS variants) (All versions < V3.5.20), SIMATIC CP 1243-1 IEC (incl. SIPLUS variants) (All versions < V3.5.20), SIMATIC CP 1243-7 LTE (All versions < V3.5.20), SIMATIC CP 1243-8 IRC (6GK7243-8RX30-0XE0) (All versions < V3.5.20), SIMATIC HMI Comfort Panels (incl. SIPLUS variants) (All versions), SIMATIC IPC DiagBase (All versions), SIMATIC IPC DiagMonitor (All versions), SIMATIC WinCC Runtime Advanced (All versions), SIPLUS TIM 1531 IRC (6AG1543-1MX00-7XE0) (All versions < V2.4.8), TIM 1531 IRC (6GK7543-1MX00-0XE0) (All versions < V2.4.8). The web server of the affected devices do not properly handle the shutdown or reboot request, which could lead to the clean up of certain resources. This could allow a remote attacker with elevated privileges to cause a denial of service condition in the system.

Weaknesses

CWE-476
NULL Pointer Dereference

A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.

CWE ID: 476

Date

Published: Sept. 10, 2024, 10:15 a.m.

Last Modified: Sept. 10, 2024, 12:09 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

productcert@siemens.com

CVSS Data

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

HIGH

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

Base Score
4.4
Exploitability Score
0.7
Impact Score
3.6
Base Severity
MEDIUM
CVSS Vector String

The CVSS vector string provides an in-depth view of the vulnerability metrics.

View Vector String

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

References

https://cert-portal.siemens.com/ productcert@siemens.com