Vulnerability CVE-2018-7810
Published: 2018-11-30

Description:
An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability exists in the embedded web servers in all Modicon M340, Premium, Quantum PLCs and BMXNOR0200 allowing an attacker to craft a URL containing JavaScript that will be executed within the user's browser, potentially impacting the machine the browser is running on.

Type:

CWE-79

 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'))

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Schneider-electric -> Modicom bmxnor0200h firmware 
Schneider-electric -> Modicom m340 firmware 
Schneider-electric -> Modicom premium firmware 
Schneider-electric -> Modicom quantum firmware 

 References:
https://www.schneider-electric.com/en/download/document/SEVD-2018-327-01/
https://www.tenable.com/security/research/tra-2018-38
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