Vulnerability in Siemens Simatic Hmi Comfort Outdoor Panels 15\"
CVE-2021-27386
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 a heap allocation leak vulnerability in the device layout handler on client side, which could result in a Denial-of-Service condition.
EPSS: 0.018 (76.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Siemens Simatic_hmi_comfort_outdoor_panels_15\"
- Siemens Simatic_hmi_comfort_outdoor_panels_15\"_firmware — versions 16, 15.1
- Siemens Simatic_hmi_comfort_outdoor_panels_7\"
- Siemens Simatic_hmi_comfort_outdoor_panels_7\"_firmware — versions 16, 15.1
- Siemens Simatic Hmi Comfort Outdoor Panels V15 7\" & 15\" (Incl. Siplus Variants) — versions All versions < V15.1 Update 6
- Siemens Simatic Hmi Comfort Outdoor Panels V16 7\" & 15\" (Incl. Siplus Variants) — versions All versions < V16 Update 4
- Siemens Simatic_hmi_comfort_panels_22\"
- Siemens Simatic_hmi_comfort_panels_22\"_firmware — versions 16, 15.1
- Siemens Simatic_hmi_comfort_panels_4\"
- Siemens Simatic_hmi_comfort_panels_4\"_firmware — versions 16, 15.1
Weakness classification (CWE)
References
- productcert@siemens.com (x_refsource_MISC, Vendor Advisory)
- productcert@siemens.com (x_refsource_MISC, Vendor Advisory)
- productcert@siemens.com (US Government Resource, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-27386?
- CVE-2021-27386 is a high-severity vulnerability in Siemens Simatic Hmi Comfort Outdoor Panels 15\", classified under Missing Release of Memory after Effective Lifetime. CVSS score: 7.5/10. Published 2021-05-12.
- How severe is CVE-2021-27386?
- High severity. CVSS v3 base score is 7.5 out of 10.