ICSA-22-013-02: Siemens SICAM A8000
CISA advisory · released 2022-01-11
Source record Collected from CISA's CSAF advisory feed
- Distribution label in the document: TLP:WHITE
- Revision 2, 2025-05-06 (final)
CISA's summary
Summary: SICAM A8000 devices are impacted by two vulnerabilities. The first one could allow a privileged user to enable a debug port with default credentials. The second vulnerability could allow unauthenticated access to certain previously created log files. Siemens has released updates for the affected products and recommends to update to the latest versions.
Products, as the advisory lists them
| Vendor | Product | Version |
|---|---|---|
| Siemens | CP-8000 MASTER MODULE WITH I/O -25/+70°C | <V16.20 |
| Siemens | CP-8000 MASTER MODULE WITH I/O -40/+70°C | <V16.20 |
| Siemens | CP-8021 MASTER MODULE | <V16.20 |
| Siemens | CP-8022 MASTER MODULE WITH GPRS | <V16.20 |
DeSpy has not checked any unit, hardware revision or firmware.
Vulnerabilities in this advisory
- CVE-2021-45033 — CVE-2021-45033 · CWE-798
An undocumented debug port uses hard-coded default credentials. If this port is enabled by a privileged user, an attacker aware of the credentials could access an administrative debug shell on the affected device.
- CVE-2021-45034 — CVE-2021-45034 · CWE-284
The web server of the affected system allows access to logfiles and diagnostic data generated by a privileged user. An unauthenticated attacker could access the files by knowing the corresponding download links.
Acknowledgments, as the advisory lists them
- Siemens ProductCERT: reporting this vulnerability to CISA.
- Michael Messner, Siemens Energy: reporting the vulnerabilities
The advisory's legal notice
Siemens Security Advisories are subject to the terms and conditions contained in Siemens' underlying license terms or other applicable agreements previously agreed to with Siemens (hereinafter "License Terms"). To the extent applicable to information, software or documentation made available in or through a Siemens Security Advisory, the Terms of Use of Siemens' Global Website (https://www.siemens.com/terms_of_use, hereinafter "Terms of Use"), in particular Sections 8-10 of the Terms of Use, shall apply additionally. In case of conflicts, the License Terms shall prevail over the Terms of Use.
Sources
DeSpy's copy of this version is dated 2026-09-28.
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