Is CVE-2016-8562 actively exploited?

CVE-2016-8562 has no public evidence of in-the-wild exploitation as of 2025-10-22.

What is the CVSS score for CVE-2016-8562?

CVE-2016-8562 has a CVSS score of 7.5 (HIGH severity). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2016-8562?

Patch guidance is available from siemens security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2016-8562.

Fix CVE-2016-8562 - HIGH siemens simatic cp 1543-1 firmware

Q: Which products are affected by CVE-2016-8562?

2 products: siemens simatic cp 1543-1 firmware, siemens siplus net cp 1543-1 firmware.

Description

A vulnerability has been identified in SIMATIC CP 1543-1 (All versions < V2.0.28), SIPLUS NET CP 1543-1 (All versions < V2.0.28). Under special conditions it was possible to write SNMP variables on port 161/udp which should be read-only and should only be configured with TIA-Portal. A write to these variables could reduce the availability or cause a denial-of-service.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector: network
Complexity: high
Privileges: low
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: NVD-CWE-noinfo

Metadata

Primary Vendor: SIEMENS
Published: 11/18/2016
Last Modified: 10/22/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2016-8562

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary