Vulnerability CVE-2020-7592


Published: 2020-07-14

Description:
A vulnerability has been identified in SIMATIC HMI Basic Panels 1st Generation (incl. SIPLUS variants) (All versions), SIMATIC HMI Basic Panels 2nd Generation (incl. SIPLUS variants) (All versions), SIMATIC HMI Comfort Panels (incl. SIPLUS variants) (All versions), SIMATIC HMI KTP700F Mobile Arctic (All versions), SIMATIC HMI Mobile Panels 2nd Generation (All versions), SIMATIC WinCC Runtime Advanced (All versions). Unencrypted communication between the configuration software and the respective device could allow an attacker to capture potential plain text communication and have access to sensitive information.

Type:

CWE-319

(Cleartext Transmission of Sensitive Information)

CVSS2 => (AV:A/AC:L/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
3.3/10
2.9/10
6.5/10
Exploit range
Attack complexity
Authentication
Adjacent network
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Siemens -> Simatic hmi basic panels 1st generation 
Siemens -> Simatic hmi basic panels 2nd generation 
Siemens -> Simatic wincc runtime advanced 

 References:
https://cert-portal.siemens.com/productcert/pdf/ssa-364335.pdf
https://us-cert.cisa.gov/ics/advisories/icsa-20-196-04

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