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CVE-2018-7791

CRITICAL

9.8

Description

A Permissions, Privileges, and Access Control vulnerability exists in Schneider Electric's Modicon M221 product (all references, all versions prior to firmware V1.6.2.0). The vulnerability allows unauthorized users to overwrite the original password with their password. If an attacker exploits this vulnerability and overwrite the password, the attacker can upload the original program from the PLC.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published8/29/2018

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

schneider-electric:modicon_m221schneider-electric:modicon_m221_firmware

Weaknesses (CWE)

CWE-287

References

http://www.securityfocus.com/bid/105182(cybersecurity@se.com)

https://www.schneider-electric.com/en/download/document/SEVD-2018-235-01/(cybersecurity@se.com)

http://www.securityfocus.com/bid/105182(af854a3a-2127-422b-91ae-364da2661108)

https://www.schneider-electric.com/en/download/document/SEVD-2018-235-01/(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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