CVE-2021-27384
Siemens · published 2021-05-12
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 HMI Comfort Outdoor Panels V15 7\" & 15\" (incl. SIPLUS variants) (All versions < V15.1 Update 6), SIMATIC HMI Comfort Outdoor Panels V16 7\" & 15\" (incl. SIPLUS variants) (All versions < V16 Update 4), SIMATIC HMI Comfort Panels V15 4\" - 22\" (incl. SIPLUS variants) (All versions < V15.1 Update 6), SIMATIC HMI Comfort Panels V16 4\" - 22\" (incl. SIPLUS variants) (All versions < V16 Update 4), SIMATIC HMI KTP Mobile Panels V15 KTP400F, KTP700, KTP700F, KTP900 and KTP900F (All versions < V15.1 Update 6), SIMATIC HMI KTP Mobile Panels V16 KTP400F, KTP700, KTP700F, KTP900 and KTP900F (All versions < V16 Update 4), SIMATIC WinCC Runtime Advanced V15 (All versions < V15.1 Update 6), SIMATIC WinCC Runtime Advanced V16 (All versions < V16 Update 4), SINAMICS GH150 (All versions), SINAMICS GL150 (with option X30) (All versions), SINAMICS GM150 (with option X30) (All versions), SINAMICS SH150 (All versions), SINAMICS SL150 (All versions), SINAMICS SM120 (All versions), SINAMICS SM150 (All versions), SINAMICS SM150i (All versions). SmartVNC has an out-of-bounds memory access vulnerability in the device layout handler, represented by a binary data stream on client side, which can potentially result in code execution.
Status at the source
- NVD status: Modified
Affected products, as the source lists them
| Vendor | Product | Versions |
|---|---|---|
| Siemens | SIMATIC HMI Comfort Outdoor Panels V15 7\" & 15\" (incl. SIPLUS variants) | All versions < V15.1 Update 6: affected |
| Siemens | SIMATIC HMI Comfort Outdoor Panels V16 7\" & 15\" (incl. SIPLUS variants) | All versions < V16 Update 4: affected |
| Siemens | SIMATIC HMI Comfort Panels V15 4\" - 22\" (incl. SIPLUS variants) | All versions < V15.1 Update 6: affected |
| Siemens | SIMATIC HMI Comfort Panels V16 4\" - 22\" (incl. SIPLUS variants) | All versions < V16 Update 4: affected |
| Siemens | SIMATIC HMI KTP Mobile Panels V15 KTP400F, KTP700, KTP700F, KTP900 and KTP900F | All versions < V15.1 Update 6: affected |
| Siemens | SIMATIC HMI KTP Mobile Panels V16 KTP400F, KTP700, KTP700F, KTP900 and KTP900F | All versions < V16 Update 4: affected |
| Siemens | SIMATIC WinCC Runtime Advanced V15 | All versions < V15.1 Update 6: affected |
| Siemens | SIMATIC WinCC Runtime Advanced V16 | All versions < V16 Update 4: affected |
| Siemens | SINAMICS GH150 | All versions: affected |
| Siemens | SINAMICS GL150 (with option X30) | All versions: affected |
| Siemens | SINAMICS GM150 (with option X30) | All versions: affected |
| Siemens | SINAMICS SH150 | All versions: affected |
| Siemens | SINAMICS SL150 | All versions: affected |
| Siemens | SINAMICS SM120 | All versions: affected |
| Siemens | SINAMICS SM150 | All versions: affected |
| Siemens | SINAMICS SM150i | All versions: affected |
Products named in NVD's CPE match criteria (18)
cpe:2.3:a:siemens:simatic_wincc_runtime_advanced:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:sinamics_sh150_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:sinamics_sm150i_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:sinamics_gh150_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:sinamics_gl150_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:sinamics_gm150_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:sinamics_sl150_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:sinamics_sm120_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:sinamics_sm150_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:simatic_hmi_comfort_outdoor_panels_7\"_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:simatic_hmi_comfort_outdoor_panels_15\"_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:simatic_hmi_comfort_panels_4\"_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:simatic_hmi_comfort_panels_22\"_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:simatic_hmi_ktp_mobile_panels_ktp400f_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:simatic_hmi_ktp_mobile_panels_ktp700_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:simatic_hmi_ktp_mobile_panels_ktp700f_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:simatic_hmi_ktp_mobile_panels_ktp900_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:simatic_hmi_ktp_mobile_panels_ktp900f_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 3.1: 9.8 CRITICAL — as published by NIST (Primary)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 3.1: 9.8 CRITICAL — as published by CISA-ADP (Secondary)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0: 7.5 HIGH — as published by NIST (Primary)
AV:N/AC:L/Au:N/C:P/I:P/A:P - SSVC — CISA's assessment (SSVC 2.0.3, CISA Coordinator): Exploitation: none · Automatable: yes · Technical impact: total
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-286838.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-538778.pdf
- https://us-cert.cisa.gov/ics/advisories/icsa-21-131-11
- https://cert-portal.siemens.com/productcert/pdf/ssa-286838.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-538778.pdf
- https://us-cert.cisa.gov/ics/advisories/icsa-21-131-11
Source dates: published 2021-05-12, last changed 2026-06-17. DeSpy's copy of this version is dated 2026-09-28.
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