Vulnerability Details : CVE-2019-6577
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). The integrated web server could allow Cross-Site Scripting (XSS) attacks if an attacker is able to modify particular parts of the device configuration via SNMP. The security vulnerability could be exploited by an attacker with network access to the affected system. Successful exploitation requires system privileges and user interaction. An attacker could use the vulnerability to compromise confidentiality and the integrity of the affected system. At the stage of publishing this security advisory no public exploitation is known.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2019-6577
- cpe:2.3:a:siemens:simatic_wincc_runtime:*:*:*:*:professional:*:*:*
- cpe:2.3:a:siemens:simatic_wincc_runtime:*:*:*:*:advanced:*:*:*
- cpe:2.3:a:siemens:simatic_wincc_\(tia_portal\):*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:simatic_hmi_comfort_outdoor_panels_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:simatic_hmi_comfort_panels_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:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:simatic_hmi_tp_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:simatic_hmi_mp_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:simatic_hmi_op_firmware:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-6577
0.07%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 28 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-6577
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
3.5
|
LOW | AV:N/AC:M/Au:S/C:N/I:P/A:N |
6.8
|
2.9
|
NIST | |
5.4
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
2.3
|
2.7
|
NIST |
CWE ids for CVE-2019-6577
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by: nvd@nist.gov (Primary)
-
The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages.Assigned by: productcert@siemens.com (Secondary)
References for CVE-2019-6577
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http://www.securityfocus.com/bid/108412
Multiple Siemens Products ICSA-19-134-09 Multiple Security Vulnerabilities
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https://www.us-cert.gov/ics/advisories/ICSA-19-134-09
Siemens SIMATIC Panels and WinCC (TIA Portal) | CISA
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https://cert-portal.siemens.com/productcert/pdf/ssa-804486.pdf
Vendor Advisory
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