Access Control Vulnerability in Schneider Electric Modicon M221
CVE-2018-7792

7.5HIGH

Key Information:

Vendor

Schneider Electric
Status
Modicon M221, All References, All Versions Prior To Firmware V1.6.2.0
Vendor
CVE Published:
29 August 2018

What is CVE-2018-7792?

A Permissions, Privileges, and Access Control vulnerability exists in Schneider Electric's Modicon M221, allowing unauthorized users to decode passwords using rainbow tables. This significant security flaw poses a risk to the integrity of the system, potentially granting attackers access to sensitive operations without proper authorization. Users of the Modicon M221 must update to firmware version V1.6.2.0 or later to mitigate this vulnerability.

Affected Version(s)

Modicon M221, all references, all prior to firmware V1.6.2.0 Modicon M221, all references, all versions prior to firmware V1.6.2.0

References

http://www.securityfocus.com/bid/105182
vdb-entryx_refsource_BID
https://www.schneider-electric.com/en/download/document/S...
x_refsource_CONFIRM

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.