CVE-2023-36521

State: Published
Severity: 8.6 High
Published: Jul 11, 2023
Updated: Nov 21, 2024
Reserved: Jun 22, 2023

Description

A vulnerability has been identified in SIMATIC MV540 H (All versions < V3.3.4), SIMATIC MV540 S (All versions < V3.3.4), SIMATIC MV550 H (All versions < V3.3.4), SIMATIC MV550 S (All versions < V3.3.4), SIMATIC MV560 U (All versions < V3.3.4), SIMATIC MV560 X (All versions < V3.3.4). The result synchronization server 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 all socket-based communication of the affected products if the result server is enabled.

Scores

CVSS	Score	Vector	Source
3.1	8.6 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H/E:P/RL:O/RC:C	siemens

Weaknesses

CWE-770 Allocation of Resources Without Limits or Throttling

Affected Products

Product	Versions
SIMATIC MV540 HSiemens	All versions < V3.3.4Affected
SIMATIC MV540 SSiemens	All versions < V3.3.4Affected
SIMATIC MV550 HSiemens	All versions < V3.3.4Affected
SIMATIC MV550 SSiemens	All versions < V3.3.4Affected
SIMATIC MV560 USiemens	All versions < V3.3.4Affected
SIMATIC MV560 XSiemens	All versions < V3.3.4Affected

References

https://cert-portal.siemens.com/productcert/pdf/ssa-561322.pdf

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.