CVE-2018-13805
mediumPriorität · verfolgen · 31EPSS 0.016 · 75. PerzentilEURUUSEPSS · bewertet 2026-10-27
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.
Behebungen
Hersteller-Fix, Mitigation oder Workaround, wie von den Quellen veröffentlicht.
Ein Hersteller-Fix ist verfügbar.
- BehobenSIMATIC ET 200SP Open Controller (incl. SIPLUS variants)cisa_csaf_ot
Update to V2.1.6 https://support.industry.siemens.com/cs/us/en/view/109759122
- BehobenSIMATIC S7-1500 CPU family (incl. related ET200 CPUs and SIPLUS variants)cisa_csaf_ot
Update to V2.5 or newer https://support.industry.siemens.com/cs/us/en/ps/13717/dl
- BehobenSIMATIC S7-1500 Software Controllercisa_csaf_ot
Update to V2.5 or newer https://support.industry.siemens.com/cs/us/en/view/109478528
- MitigationSIMATIC ET 200SP Open Controller (incl. SIPLUS variants)cisa_csaf_ot
Apply cell-protection concept
- MitigationSIMATIC S7-1500 CPU family (incl. related ET200 CPUs and SIPLUS variants)cisa_csaf_ot
Apply cell-protection concept
- MitigationSIMATIC S7-1500 Software Controllercisa_csaf_ot
Apply cell-protection concept
cvss
Technischer Schweregrad, 0–10. Eine Zeile je Quelle.
Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · medium–high · 5–7.5
schwächen
Die CWE-Schwächeklassen, zu denen dies gehört.
betroffene Produkte (15)
Betroffene Produkte und Versionsbereiche.
- siemens simatic et 200sp firmware≥ 2.0nvdUScpe:2.3:o:siemens:simatic_et_200sp_firmware:*:*:*:*:*:*:*:*
- siemens simatic s7-1500 firmware2.0 → 2.5nvdUScpe:2.3:o:siemens:simatic_s7-1500_firmware:*:*:*:*:*:*:*:*
- siemens simatic s7-1500f firmware2.0 → 2.5nvdUScpe:2.3:o:siemens:simatic_s7-1500f_firmware:*:*:*:*:*:*:*:*
Advisories (1)
Hersteller- und Ökosystem-Meldungen dazu.
- ICSA-18-282-05Siemens SIMATIC S7-1500, SIMATIC S7-1500 Software Controller and SIMATIC ET 200SP OpenController (Update A)2018-10-09icsa · cisa_csaf_otUS
As a general security measure, Siemens strongly recommends to protect network access to devices with appropriate mechanisms. In order to operate the devices in a protected IT environment, Siemens recommends to configure the environment according to Siemens' operational guidelines for Industrial Security (Download: https://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals.
auch bekannt als (4)
Weitere Namen und Kennungen dieser Entität.
quellen
Welche Quellen diesen Datensatz belegen und wann.
Referenzen (3)
Externe Belege — Patches, Meldungen, Analysen.
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