CVE-2021-27385
Description
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). A remote attacker could send specially crafted packets to SmartVNC device layout handler on client side, which could influence the amount of resources consumed and result in a Denial-of-Service (infinite loop) condition.
How to fix
- siemens simatic_wincc_runtime_advanced16, 15.1 or later
- siemens simatic_hmi_comfort_outdoor_panels_7\"_firmware16, 15.1 or later
- siemens simatic_hmi_comfort_outdoor_panels_15\"_firmware16, 15.1 or later
- siemens simatic_hmi_comfort_panels_4\"_firmware16, 15.1 or later
- siemens simatic_hmi_comfort_panels_22\"_firmware16, 15.1 or later
- siemens simatic_hmi_ktp_mobile_panels_ktp400f_firmware16, 15.1 or later
- siemens simatic_hmi_ktp_mobile_panels_ktp700_firmware16, 15.1 or later
- siemens simatic_hmi_ktp_mobile_panels_ktp700f_firmware16, 15.1 or later
- siemens simatic_hmi_ktp_mobile_panels_ktp900_firmware16, 15.1 or later
- siemens simatic_hmi_ktp_mobile_panels_ktp900f_firmware16, 15.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| siemens simatic_wincc_runtime_advanced | v < 16, 16, v < 15.1, 15.1 | 16, 15.1 |
| siemens sinamics_sh150_firmware | No range specified | — |
| siemens sinamics_sm150i_firmware | No range specified | — |
| siemens sinamics_gh150_firmware | No range specified | — |
| siemens sinamics_gl150_firmware | No range specified | — |
| siemens sinamics_gm150_firmware | No range specified | — |
| siemens sinamics_sl150_firmware | No range specified | — |
| siemens sinamics_sm120_firmware | No range specified | — |
| siemens sinamics_sm150_firmware | No range specified | — |
| siemens simatic_hmi_comfort_outdoor_panels_7\"_firmware | v < 16, 16, v < 15.1, 15.1 | 16, 15.1 |
| siemens simatic_hmi_comfort_outdoor_panels_15\"_firmware | v < 16, 16, v < 15.1, 15.1 | 16, 15.1 |
| siemens simatic_hmi_comfort_panels_4\"_firmware | v < 16, 16, v < 15.1, 15.1 | 16, 15.1 |
| siemens simatic_hmi_comfort_panels_22\"_firmware | v < 16, 16, v < 15.1, 15.1 | 16, 15.1 |
| siemens simatic_hmi_ktp_mobile_panels_ktp400f_firmware | v < 16, 16, v < 15.1, 15.1 | 16, 15.1 |
| siemens simatic_hmi_ktp_mobile_panels_ktp700_firmware | v < 16, 16, v < 15.1, 15.1 | 16, 15.1 |
| siemens simatic_hmi_ktp_mobile_panels_ktp700f_firmware | v < 16, 16, v < 15.1, 15.1 | 16, 15.1 |
| siemens simatic_hmi_ktp_mobile_panels_ktp900_firmware | v < 16, 16, v < 15.1, 15.1 | 16, 15.1 |
| siemens simatic_hmi_ktp_mobile_panels_ktp900f_firmware | v < 16, 16, v < 15.1, 15.1 | 16, 15.1 |
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