CVE-2018-13805
Siemens · published 2018-10-10
Source record Collected from the National Vulnerability Database (NVD)
Description
Description by Siemens AG via the CVE Program.
A vulnerability has been identified in SIMATIC ET 200SP Open Controller (All versions >= V2.0 and < V2.1.6), SIMATIC S7-1500 Software Controller (All versions >= V2.0 and < V2.5), SIMATIC S7-1500 incl. F (All versions >= V2.0 and < V2.5). An attacker can cause a denial-of-service condition on the network stack by sending a large number of specially crafted packets to the PLC. The PLC will lose its ability to communicate over the network. This vulnerability could be exploited by an attacker with network access to the affected systems. Successful exploitation requires no privileges and no user interaction. An attacker could use this vulnerability to compromise availability of the network connectivity. At the time of advisory publication no public exploitation of this vulnerability was known.
Status at the source
- NVD status: Modified
Affected products, as the source lists them
| Vendor | Product | Versions |
|---|---|---|
| Siemens AG | SIMATIC ET 200SP Open Controller | All versions >= V2.0 and < V2.1.6: affected |
| Siemens AG | SIMATIC S7-1500 Software Controller | All versions >= V2.0 and < V2.5: affected |
| Siemens AG | SIMATIC S7-1500 incl. F | All versions >= V2.0 and < V2.5: affected |
Products named in NVD's CPE match criteria (3)
cpe:2.3:o:siemens:simatic_et_200sp_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:simatic_s7-1500_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:simatic_s7-1500f_firmware:*:*:*:*:*:*:*:*
DeSpy has not checked any unit, hardware revision or firmware. A product missing here is not a statement that it is unaffected.
Scores, as their sources published them
- CVSS 3.0: 7.5 HIGH — as published by NIST (Primary)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0: 5 MEDIUM — as published by NIST (Primary)
AV:N/AC:L/Au:N/C:N/I:N/A:P
DeSpy does not score records. These are the sources' own values.
Weaknesses
Sources
References the source lists
- https://cert-portal.siemens.com/productcert/pdf/ssa-347726.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-347726.pdf
Source dates: published 2018-10-10, last changed 2026-06-17. DeSpy's copy of this version is dated 2026-09-28.
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