CVE-2019-10918
highpriority · track · 36EPSS 0.019 · 80 %ileEURUUSEPSS · scored 2026-10-27
A vulnerability has been identified in SIMATIC PCS 7 V8.0 and earlier (All versions), SIMATIC PCS 7 V8.1 (All versions < V8.1 with WinCC V7.3 Upd 19), SIMATIC PCS 7 V8.2 (All versions < V8.2 SP1 with WinCC V7.4 SP1 Upd11), SIMATIC PCS 7 V9.0 (All versions < V9.0 SP2 with WinCC V7.4 SP1 Upd11), SIMATIC WinCC (TIA Portal) V13 (All versions), SIMATIC WinCC (TIA Portal) V14 (All versions < V14 SP1 Upd 9), SIMATIC WinCC (TIA Portal) V15 (All versions < V15.1 Upd 3), SIMATIC WinCC Runtime Professional V13 (All versions), SIMATIC WinCC Runtime Professional V14 (All versions < V14.1 Upd 8), SIMATIC WinCC Runtime Professional V15 (All versions < V15.1 Upd 3), SIMATIC WinCC V7.2 and earlier (All versions), SIMATIC WinCC V7.3 (All versions < V7.3 Upd 19), SIMATIC WinCC V7.4 (All versions < V7.4 SP1 Upd 11), SIMATIC WinCC V7.5 (All versions < V7.5 Upd 3). An authenticatd attacker with network access to the DCOM interface could execute arbitrary commands with SYSTEM privileges. The vulnerability could be exploited by an attacker with network access to the affected system. Successful exploitation requires authentication with a low-privileged user account and no user interaction. An attacker could use the vulnerability to compromise confidentiality and integrity and availability of the affected system. At the time of advisory publication no public exploitation of this security vulnerability was known.
remediations
Vendor fix, mitigation, or workaround guidance, as published by each source.
A vendor fix is available.
- FixedSIMATIC PCS 7 V8.1cisa_csaf_ot
Update WinCC to V7.3 Upd 19 - Download: https://support.industry.siemens.com/cs/ww/en/view/109768972
https://support.industry.siemens.com/cs/ww/en/view/109768972 - FixedSIMATIC PCS 7 V8.2cisa_csaf_ot
Update WinCC to V7.4 SP1 Upd 11 - Download: https://support.industry.siemens.com/cs/ww/en/view/109768093
https://support.industry.siemens.com/cs/ww/en/view/109768093 - FixedSIMATIC PCS 7 V9.0cisa_csaf_ot
Update WinCC to V7.4 SP1 Upd 11 - Download: https://support.industry.siemens.com/cs/ww/en/view/109768093
https://support.industry.siemens.com/cs/ww/en/view/109768093 - FixedSIMATIC WinCC (TIA Portal) V14cisa_csaf_ot
Update to V14 SP1 Upd 9 - Download: https://support.industry.siemens.com/cs/ww/en/view/109747387
https://support.industry.siemens.com/cs/ww/en/view/109747387 - FixedSIMATIC WinCC (TIA Portal) V15cisa_csaf_ot
Update to V15.1 Upd 3 - Download: https://support.industry.siemens.com/cs/ww/en/view/109763890
https://support.industry.siemens.com/cs/ww/en/view/109763890 - FixedSIMATIC WinCC Runtime Professional V14cisa_csaf_ot
Update to V14.1 Upd 8 - Download: https://support.industry.siemens.com/cs/ww/en/view/109747394
https://support.industry.siemens.com/cs/ww/en/view/109747394 - FixedSIMATIC WinCC Runtime Professional V15cisa_csaf_ot
Update to V15.1 Upd 3 - Download: https://support.industry.siemens.com/cs/ww/en/view/109763892
https://support.industry.siemens.com/cs/ww/en/view/109763892 - FixedSIMATIC WinCC V7.3cisa_csaf_ot
Update to V7.3 Upd 19 - Download: https://support.industry.siemens.com/cs/ww/en/view/109768972
https://support.industry.siemens.com/cs/ww/en/view/109768972 - FixedSIMATIC WinCC V7.4cisa_csaf_ot
Update to V7.4 SP1 Upd 11 - Download: https://support.industry.siemens.com/cs/ww/en/view/109768093
https://support.industry.siemens.com/cs/ww/en/view/109768093 - FixedSIMATIC WinCC V7.5cisa_csaf_ot
Update to V7.5 Upd 3 - Download: https://support.industry.siemens.com/cs/ww/en/view/109767227
https://support.industry.siemens.com/cs/ww/en/view/109767227 - MitigationSIMATIC PCS 7 V8.0 and earliercisa_csaf_ot
See recommendations from section Workaround and Mitigations
- MitigationSIMATIC PCS 7 V8.1cisa_csaf_ot
Siemens has identified the following specific workarounds and mitigations thatcustomers can apply to reduce the risk: Apply Defense-in-Depth
- MitigationSIMATIC PCS 7 V8.2cisa_csaf_ot
Siemens has identified the following specific workarounds and mitigations thatcustomers can apply to reduce the risk: Apply Defense-in-Depth
- MitigationSIMATIC PCS 7 V9.0cisa_csaf_ot
Siemens has identified the following specific workarounds and mitigations thatcustomers can apply to reduce the risk: Apply Defense-in-Depth
- MitigationSIMATIC WinCC (TIA Portal) V13cisa_csaf_ot
See recommendations from section Workaround and Mitigations
- MitigationSIMATIC WinCC (TIA Portal) V14cisa_csaf_ot
Siemens has identified the following specific workarounds and mitigations thatcustomers can apply to reduce the risk: Apply Defense-in-Depth
- MitigationSIMATIC WinCC (TIA Portal) V15cisa_csaf_ot
Siemens has identified the following specific workarounds and mitigations thatcustomers can apply to reduce the risk: Apply Defense-in-Depth
- MitigationSIMATIC WinCC Runtime Professional V13cisa_csaf_ot
See recommendations from section Workaround and Mitigations
- MitigationSIMATIC WinCC Runtime Professional V14cisa_csaf_ot
Siemens has identified the following specific workarounds and mitigations thatcustomers can apply to reduce the risk: Apply Defense-in-Depth
- MitigationSIMATIC WinCC Runtime Professional V15cisa_csaf_ot
Siemens has identified the following specific workarounds and mitigations thatcustomers can apply to reduce the risk: Apply Defense-in-Depth
- MitigationSIMATIC WinCC V7.2 and earliercisa_csaf_ot
See recommendations from section Workaround and Mitigations
- MitigationSIMATIC WinCC V7.3cisa_csaf_ot
Siemens has identified the following specific workarounds and mitigations thatcustomers can apply to reduce the risk: Apply Defense-in-Depth
- MitigationSIMATIC WinCC V7.4cisa_csaf_ot
Siemens has identified the following specific workarounds and mitigations thatcustomers can apply to reduce the risk: Apply Defense-in-Depth
- MitigationSIMATIC WinCC V7.5cisa_csaf_ot
Siemens has identified the following specific workarounds and mitigations thatcustomers can apply to reduce the risk: Apply Defense-in-Depth
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (67)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- ICSA-19-134-08ICSA-19-134-08 Siemens SIMATIC PCS7, WinCC, TIA Portal (Update D)2019-05-14icsa · cisa_csaf_otUS
CISA recommends users take defensive measures to minimize the exploitation risk of this vulnerability.
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (14)
External citations — patches, advisories, analysis.
- http://subscriber.communications.siemens.com/cnnvd
- http://www.securityfocus.com/bid/108404cnnvd
- https://cert-portal.siemens.com/productcert/pdf/ssa-697412.pdfcnnvd
- https://ics-cert.us-cert.gov/advisories/ICSA-19-134-02-0cnnvd
- https://ics-cert.us-cert.gov/advisories/ICSA-19-134-08cnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2019-10918cnnvd
- https://vigilance.fr/vulnerability/SIMATIC-WinCC-multiple-vulnerabilities-29286cnnvd
- https://www.auscert.org.au/bulletins/80946cnnvd
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