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Vulnerability record · CVE-2016-8561 · published 18 November 2016

CVE-2016-8561: Siemens simatic cp 1543-1 firmware permissions and access controls vulnerability

Siemens · Simatic Cp 1543 1 Firmware

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). Users with elevated privileges to TIA-Portal and project data on the engineering station could possibly get privileged access on affected devices.

6.6 CVSS 3.0 Medium EPSS 1.6% · top 25.4% CWE-264 · Permissions and access controls
6.6CVSS 3.0 base score, v2 6.0
1.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References
17 Jun 2026Last modified by NVD

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). Users with elevated privileges to TIA-Portal and project data on the engineering station could possibly get privileged access on affected devices.

CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/94436 Third Party AdvisoryVDB Entry
http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-672373.pdf PatchVendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-672373.pdf
https://ics-cert.us-cert.gov/advisories/ICSA-16-327-01
http://www.securityfocus.com/bid/94436 Third Party AdvisoryVDB Entry
http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-672373.pdf PatchVendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-672373.pdf
https://ics-cert.us-cert.gov/advisories/ICSA-16-327-01

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.5CVE-2016-8562Siemens SIMATIC CP 1543-1 SNMP write access allows denial of serviceSIMATIC CP 1543-1 and SIPLUS NET CP 1543-1 firmware before V2.0.28 permits writes to SNMP variables on port 161/udp that should be read-only and conf…KEVEPSS 3.6%analysed10.0CVE-2022-34819Siemens simatic cp 1242-7 v2 firmware heap-based buffer overflow vulnerabilityA 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 L…EPSS 2.0%9.8CVE-2019-12815ProFTPD mod_copy arbitrary file copy enables unauthenticated RCEmod_copy in ProFTPD up to 1.3.5b performs an arbitrary file copy without validating the source or destination, letting an unauthenticated remote clie…EPSS 58%analysed8.8CVE-2022-34821Siemens simatic cp 1242-7 v2 firmware code injection vulnerabilityA vulnerability has been identified in RUGGEDCOM RM1224 LTE(4G) EU (6GK6108-4AM00-2BA2), RUGGEDCOM RM1224 LTE(4G) NAM (6GK6108-4AM00-2DA2), SCALANCE …EPSS 2.4%8.7CVE-2024-50310Siemens simatic cp 1543-1 firmware incorrect authorization vulnerabilityA vulnerability has been identified in SIMATIC CP 1543-1 V4.0 (6GK7543-1AX10-0XE0) (All versions >= V4.0.44 < V4.0.50). Affected devices do not prope…EPSS 0.48%8.4CVE-2022-34820Siemens simatic cp 1242-7 v2 firmware command injection vulnerabilityA 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 L…EPSS 2.2%7.1CVE-2017-2681Siemens simatic cp 343-1 std firmware uncontrolled resource consumption vulnerabilitySpecially crafted PROFINET DCP packets sent on a local Ethernet segment (Layer 2) to an affected product could cause a denial of service condition of…EPSS 0.91%7.1CVE-2017-2680Siemens simatic cp 343-1 std firmware uncontrolled resource consumption vulnerabilitySpecially crafted PROFINET DCP broadcast packets could cause a denial of service condition of affected products on a local Ethernet segment (Layer 2)…EPSS 1.1%

Source: NIST National Vulnerability Database (record CVE-2016-8561), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.