CVE-2018-7242 Information

Description

Vulnerable hash algorithms exists in Schneider Electric’s Modicon Premium Modicon Quantum Modicon M340 and BMXNOR0200 controllers in all versions of the communication modules. The algorithm used to encrypt the password is vulnerable to hash collision attacks.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

http://www.securityfocus.com/bid/103543 https://ics-cert.us-cert.gov/advisories/ICSA-18-086-01 https://www.schneider-electric.com/en/download/document/SEVD-2018-081-01/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8