Information disclosure in Siemens CP 1604
Priority MEDIUM 43CWE-200Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-200.
Summary
A vulnerability has been identified in CP 1604 (All versions), CP 1616 (All versions). An attacker with network access to port 23/tcp could extract internal communication data or cause a Denial-of-Service condition. Successful exploitation requires network access to a vulnerable device. At the time of advisory publication no public exploitation of this vulnerability was known.
Why it matters now
EPSS 0.01769 78th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Siemens | CP 1604 | All versions | — | No fix listed | CNA |
| Siemens | CP 1616 | All versions | — | No fix listed | CNA |
- CP 1604 VendorSiemens Affected All versions Fixed in — No fix listed CNA
- CP 1616 VendorSiemens Affected All versions Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:siemens:cp_1604_firmware:*:*:*:*:*:*:*:* | up to 2.8 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:cp_1604:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:cp_1616_firmware:*:*:*:*:*:*:*:* | up to 2.8 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:cp_1616:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
- cpe:2.3:o:siemens:cp_1604_firmware:*:*:*:*:*:*:*:* Versions up to 2.8 Vulnerable ·Siemens
- cpe:2.3:h:siemens:cp_1604:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:cp_1616_firmware:*:*:*:*:*:*:*:* Versions up to 2.8 Vulnerable ·Siemens
- cpe:2.3:h:siemens:cp_1616:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2018-13808
- 2026-10-03 Alias added: GHSA-99g2-cch4-5hwg
References
More Siemens Cp 1604 Firmware vulnerabilities
- TI-2013-00552 The debugging feature on the Siemens CP 1604 and CP 1616 interface cards with firmware… CVSS 2.0HIGH 10.0
- TI-2018-10021 Cross-site request forgery in Siemens CP 1604 CVSS 3.0MEDIUM 6.5
- TI-2018-10020 Cross-site scripting in Siemens CP 1604 CVSS 3.0MEDIUM 6.1
Sources
- CVE-2018-13808 · CVE Program
- CVE-2018-13808 · NVD
- FIRST EPSS
- GHSA-99g2-cch4-5hwg · GitHub Advisory Database · CC BY 4.0
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