ICSA-18-226-01: ICSA-18-226-01 Siemens SIMATIC STEP 7 and SIMATIC WinCC (Update A)
CISA advisory · released 2018-08-07
Source record Collected from CISA's CSAF advisory feed
- Distribution label in the document: TLP:WHITE
- Revision 2, 2018-10-09 (final)
Products, as the advisory lists them
| Vendor | Product | Version |
|---|---|---|
| Siemens | SIMATIC STEP 7 (TIA Portal) and WinCC (TIA Portal) V10, V11, V12 | vers:all/* |
| Siemens | SIMATIC STEP 7 (TIA Portal) and WinCC (TIA Portal) V13 | <V13_SP2_Update_2 |
| Siemens | SIMATIC STEP 7 (TIA Portal) and WinCC (TIA Portal) V14 | <V14_SP1_Update_6 |
| Siemens | SIMATIC STEP 7 (TIA Portal) and WinCC (TIA Portal) V15 | <V15_Update_2 |
DeSpy has not checked any unit, hardware revision or firmware.
Vulnerabilities in this advisory
- CVE-2018-11453 · CWE-276
Improper file permissions in the default installation of TIA Portal may allow an attacker with local file system access to insert specially crafted files which may prevent TIA Portal startup (Denial-of-Service) or lead to local code execution. No special privileges are required, but the victim needs to attempt to start TIA Portal after the manipulation. At the time of advisory publication no public exploitation of this security vulnerability was known.
- CVE-2018-11454 · CWE-276
Improper file permissions in the default installation of TIA Portal may allow an attacker with local file system access to manipulate ressources which may be transferred to devices and executed there by a different user. No special privileges are required, but the victim needs to transfer the manipulated files to a device. Execution is caused on the target device rather than on the PG device. At the time of advisory publication no public exploitation of this security vulnerability was known.
Acknowledgments, as the advisory lists them
- Younes Dragoni, Nozomi Networks: coordinating disclosure
- ICS-CERT, Industrial Control System Cyber Emergency Response Team: coordinating disclosure
The advisory's legal notice
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Sources
DeSpy's copy of this version is dated 2026-09-28.
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