Vulnerability CVE-2019-10925


Published: 2019-06-12

Description:
A vulnerability has been identified in SIMATIC Ident MV420 family (All versions), SIMATIC Ident MV440 family (All versions). An authenticated attacker could escalate privileges by sending specially crafted requests to the integrated webserver. The security vulnerability can be exploited by an attacker with network access to the device. Valid user credentials, but no user interaction are required. Successful exploitation compromises integrity and availability of the device. At the time of advisory publication no public exploitation of this security vulnerability was known.

Type:

CWE-264

(Permissions, Privileges, and Access Controls)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
5.5/10
4.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
None
Partial
Partial
Affected software
Siemens -> Simatic mv420 firmware 
Siemens -> Simatic mv440 firmware 

 References:
http://www.securityfocus.com/bid/108725
https://cert-portal.siemens.com/productcert/pdf/ssa-816980.pdf
https://ics-cert.us-cert.gov/advisories/ICSA-19-162-02

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