First published: Wed May 12 2021(Updated: )
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). SmartVNC client fails to handle an exception properly if the program execution process is modified after sending a packet from the server, which could result in a Denial-of-Service condition.
Credit: productcert@siemens.com
Affected Software | Affected Version | How to fix |
---|---|---|
Siemens SIMATIC WinCC Runtime Advanced | <16 | |
Siemens SIMATIC WinCC Runtime Advanced | =16 | |
Siemens SIMATIC WinCC Runtime Advanced | =16-update1 | |
Siemens SIMATIC WinCC Runtime Advanced | =16-update2 | |
Siemens SIMATIC WinCC Runtime Advanced | =16-update3 | |
siemens SIMATIC HMI Comfort Outdoor Panels 7\" firmware | <16 | |
siemens SIMATIC HMI Comfort Outdoor Panels 7\" firmware | =16 | |
siemens SIMATIC HMI Comfort Outdoor Panels 7\" firmware | =16-update1 | |
siemens SIMATIC HMI Comfort Outdoor Panels 7\" firmware | =16-update2 | |
siemens SIMATIC HMI Comfort Outdoor Panels 7\" firmware | =16-update3 | |
siemens SIMATIC HMI Comfort Outdoor Panels 7\" | ||
siemens SIMATIC HMI Comfort Outdoor Panels 15\" firmware | <16 | |
siemens SIMATIC HMI Comfort Outdoor Panels 15\" firmware | =16 | |
siemens SIMATIC HMI Comfort Outdoor Panels 15\" firmware | =16 | |
siemens SIMATIC HMI Comfort Outdoor Panels 15\" firmware | =16-update1 | |
siemens SIMATIC HMI Comfort Outdoor Panels 15\" firmware | =16-update2 | |
siemens SIMATIC HMI Comfort Outdoor Panels 15\" firmware | =16-update3 | |
siemens SIMATIC HMI Comfort Outdoor Panels 15\" | ||
siemens SIMATIC HMI Comfort Panels 4\" firmware | <16 | |
siemens SIMATIC HMI Comfort Panels 4\" firmware | =16 | |
siemens SIMATIC HMI Comfort Panels 4\" firmware | =16-update1 | |
siemens SIMATIC HMI Comfort Panels 4\" firmware | =16-update2 | |
siemens SIMATIC HMI Comfort Panels 4\" firmware | =16-update3 | |
siemens SIMATIC HMI Comfort Panels 4\" | ||
siemens SIMATIC HMI Comfort Panels 22\" firmware | <16 | |
siemens SIMATIC HMI Comfort Panels 22\" firmware | =16 | |
siemens SIMATIC HMI Comfort Panels 22\" firmware | =16-update1 | |
siemens SIMATIC HMI Comfort Panels 22\" firmware | =16-update2 | |
siemens SIMATIC HMI Comfort Panels 22\" firmware | =16-update3 | |
siemens SIMATIC HMI Comfort Panels 22\" | ||
Siemens Simatic Hmi Ktp Mobile Panels Ktp400f Firmware | <16 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp400f Firmware | =16 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp400f Firmware | =16-update1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp400f Firmware | =16-update2 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp400f Firmware | =16-update3 | |
Siemens SIMATIC HMI Mobile Panels | ||
Siemens Simatic Hmi Ktp Mobile Panels Ktp700 Firmware | <16 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp700 Firmware | =16 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp700 Firmware | =16-update1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp700 Firmware | =16-update2 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp700 Firmware | =16-update3 | |
Siemens SIMATIC HMI Mobile Panels | ||
Siemens Simatic Hmi Ktp Mobile Panels Ktp700f Firmware | <16 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp700f Firmware | =16 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp700f Firmware | =16-update1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp700f Firmware | =16-update2 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp700f Firmware | =16-update3 | |
Siemens SIMATIC HMI Mobile Panels | ||
Siemens Simatic Hmi Ktp Mobile Panels Ktp900 Firmware | <16 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp900 Firmware | =16 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp900 Firmware | =16-update1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp900 Firmware | =16-update2 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp900 Firmware | =16-update3 | |
Siemens SIMATIC HMI Mobile Panels | ||
Siemens Simatic Hmi Ktp Mobile Panels Ktp900f Firmware | <16 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp900f Firmware | =16 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp900f Firmware | =16-update1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp900f Firmware | =16-update2 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp900f Firmware | =16-update3 | |
Siemens SIMATIC HMI Mobile Panels | ||
siemens SIMATIC HMI Comfort Outdoor Panels 7\" firmware | <15.1 | |
siemens SIMATIC HMI Comfort Outdoor Panels 7\" firmware | =15.1 | |
siemens SIMATIC HMI Comfort Outdoor Panels 7\" firmware | =15.1-update1 | |
siemens SIMATIC HMI Comfort Outdoor Panels 7\" firmware | =15.1-update2 | |
siemens SIMATIC HMI Comfort Outdoor Panels 7\" firmware | =15.1-update3 | |
siemens SIMATIC HMI Comfort Outdoor Panels 7\" firmware | =15.1-update4 | |
siemens SIMATIC HMI Comfort Outdoor Panels 7\" firmware | =15.1-update5 | |
siemens SIMATIC HMI Comfort Outdoor Panels 15\" firmware | <15.1 | |
siemens SIMATIC HMI Comfort Outdoor Panels 15\" firmware | =15.1 | |
siemens SIMATIC HMI Comfort Outdoor Panels 15\" firmware | =15.1-update1 | |
siemens SIMATIC HMI Comfort Outdoor Panels 15\" firmware | =15.1-update2 | |
siemens SIMATIC HMI Comfort Outdoor Panels 15\" firmware | =15.1-update3 | |
siemens SIMATIC HMI Comfort Outdoor Panels 15\" firmware | =15.1-update4 | |
siemens SIMATIC HMI Comfort Outdoor Panels 15\" firmware | =15.1-update5 | |
siemens SIMATIC HMI Comfort Panels 4\" firmware | <15.1 | |
siemens SIMATIC HMI Comfort Panels 4\" firmware | =15.1 | |
siemens SIMATIC HMI Comfort Panels 4\" firmware | =15.1-update1 | |
siemens SIMATIC HMI Comfort Panels 4\" firmware | =15.1-update2 | |
siemens SIMATIC HMI Comfort Panels 4\" firmware | =15.1-update3 | |
siemens SIMATIC HMI Comfort Panels 4\" firmware | =15.1-update4 | |
siemens SIMATIC HMI Comfort Panels 4\" firmware | =15.1-update5 | |
siemens SIMATIC HMI Comfort Panels 22\" firmware | <15.1 | |
siemens SIMATIC HMI Comfort Panels 22\" firmware | =15.1 | |
siemens SIMATIC HMI Comfort Panels 22\" firmware | =15.1-update1 | |
siemens SIMATIC HMI Comfort Panels 22\" firmware | =15.1-update2 | |
siemens SIMATIC HMI Comfort Panels 22\" firmware | =15.1-update3 | |
siemens SIMATIC HMI Comfort Panels 22\" firmware | =15.1-update4 | |
siemens SIMATIC HMI Comfort Panels 22\" firmware | =15.1-update5 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp400f Firmware | <15.1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp400f Firmware | =15.1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp400f Firmware | =15.1-update1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp400f Firmware | =15.1-update2 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp400f Firmware | =15.1-update3 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp400f Firmware | =15.1-update4 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp400f Firmware | =15.1-update5 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp700 Firmware | <15.1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp700 Firmware | =15.1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp700 Firmware | =15.1-update1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp700 Firmware | =15.1-update2 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp700 Firmware | =15.1-update3 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp700 Firmware | =15.1-update4 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp700 Firmware | =15.1-update5 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp700f Firmware | <15.1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp700f Firmware | =15.1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp700f Firmware | =15.1-update1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp700f Firmware | =15.1-update2 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp700f Firmware | =15.1-update3 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp700f Firmware | =15.1-update4 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp700f Firmware | =15.1-update5 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp900 Firmware | <15.1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp900 Firmware | =15.1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp900 Firmware | =15.1-update1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp900 Firmware | =15.1-update2 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp900 Firmware | =15.1-update3 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp900 Firmware | =15.1-update4 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp900 Firmware | =15.1-update5 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp900f Firmware | <15.1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp900f Firmware | =15.1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp900f Firmware | =15.1-update1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp900f Firmware | =15.1-update2 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp900f Firmware | =15.1-update3 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp900f Firmware | =15.1-update4 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp900f Firmware | =15.1-update5 | |
Siemens SIMATIC WinCC Runtime Advanced | <15.1 | |
Siemens SIMATIC WinCC Runtime Advanced | =15.1 | |
Siemens SIMATIC WinCC Runtime Advanced | =15.1-update1 | |
Siemens SIMATIC WinCC Runtime Advanced | =15.1-update2 | |
Siemens SIMATIC WinCC Runtime Advanced | =15.1-update3 | |
Siemens SIMATIC WinCC Runtime Advanced | =15.1-update4 | |
Siemens SIMATIC WinCC Runtime Advanced | =15.1-update5 | |
Siemens SIMATIC HMI Comfort Outdoor Panels v15 7’ and 15’ (incl. SIPLUS variants) Update 6 | <15.1 | 15.1 |
Siemens SIMATIC HMI Comfort Panels | <15.1 | 15.1 |
Siemens SIMATIC HMI KTP Mobile Panels v15 KTP400F, KTP700, KTP700F, KTP900, KTP900F Update 6 | <15.1 | 15.1 |
Siemens SIMATIC WinCC Runtime Advanced | <15.1 | 15.1 |
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CVE-2021-25662 has been assigned a medium severity rating.
To resolve CVE-2021-25662, update affected devices to versions 15.1 or later.
CVE-2021-25662 affects specific versions of Siemens SIMATIC HMI Comfort Outdoor Panels, Comfort Panels, and WinCC Runtime Advanced.
CVE-2021-25662 was publicly disclosed on April 20, 2021.
Yes, CVE-2021-25662 can potentially be exploited remotely.