First published: Tue May 14 2019(Updated: )
A vulnerability has been identified in SIMATIC HMI Comfort Panels 4" - 22" (All versions < V15.1 Update 1), SIMATIC HMI Comfort Outdoor Panels 7" & 15" (All versions < V15.1 Update 1), SIMATIC HMI KTP Mobile Panels KTP400F, KTP700, KTP700F, KTP900 und KTP900F (All versions < V15.1 Update 1), SIMATIC WinCC Runtime Advanced (All versions < V15.1 Update 1), SIMATIC WinCC Runtime Professional (All versions < V15.1 Update 1), SIMATIC WinCC (TIA Portal) (All versions < V15.1 Update 1), SIMATIC HMI Classic Devices (TP/MP/OP/MP Mobile Panel) (All versions). An attacker with network access to affected devices could potentially obtain a TLS session key. If the attacker is able to observe TLS traffic between a legitimate user and the device, then the attacker could decrypt the TLS traffic. The security vulnerability could be exploited by an attacker who has network access to the web interface of the device and who is able to observe TLS traffic between legitimate users and the web interface of the affected device. The vulnerability could impact the confidentiality of the communication between the affected device and a legitimate user. At the time of advisory publication no public exploitation of the security vulnerability was known.
Credit: productcert@siemens.com
Affected Software | Affected Version | How to fix |
---|---|---|
Siemens Simatic Hmi Comfort Panels Firmware | <15.1 | |
Siemens Simatic Hmi Comfort Panels | ||
Siemens Simatic Hmi Comfort Outdoor Panels Firmware | <15.1 | |
Siemens Simatic Hmi Comfort Outdoor Panels | ||
Siemens Simatic Hmi Ktp Mobile Panels Ktp400f Firmware | <15.1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp400f | ||
Siemens Simatic Hmi Ktp Mobile Panels Ktp700 Firmware | <15.1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp700 | ||
Siemens Simatic Hmi Ktp Mobile Panels Ktp700f Firmware | <15.1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp700f | ||
Siemens Simatic Hmi Ktp Mobile Panels Ktp900 Firmware | <15.1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp900 | ||
Siemens Simatic Hmi Ktp Mobile Panels Ktp900f Firmware | <15.1 | |
Siemens Simatic Hmi Ktp Mobile Panels Ktp900f | ||
Siemens Simatic Wincc \(tia Portal\) | <15.1 | |
Siemens Simatic Wincc Runtime | <15.1 | |
Siemens Simatic Wincc Runtime | <15.1 | |
Siemens Simatic Hmi Tp Firmware | ||
Siemens Simatic Hmi Tp | ||
Siemens Simatic Hmi Mp Firmware | ||
Siemens Simatic Hmi Mp | ||
Siemens Simatic Hmi Op Firmware | ||
Siemens Simatic Hmi Op |
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The severity of CVE-2019-6576 is high with a score of 7.5.
All versions of SIMATIC HMI Comfort Panels, SIMATIC HMI Comfort Outdoor Panels, and SIMATIC HMI KTP Mobile Panels prior to V15.1 Update 1 are affected by CVE-2019-6576.
To fix CVE-2019-6576, update your SIMATIC HMI Comfort Panels, SIMATIC HMI Comfort Outdoor Panels, and SIMATIC HMI KTP Mobile Panels to version V15.1 Update 1 or newer.
You can find more information about CVE-2019-6576 in the following references: [1] http://www.securityfocus.com/bid/108412, [2] https://cert-portal.siemens.com/productcert/pdf/ssa-804486.pdf, [3] https://www.us-cert.gov/ics/advisories/ICSA-19-134-09