CVE-2017-6034

An Authentication Bypass by Capture-Replay issue was discovered in Schneider Electric Modicon Modbus Protocol. Sensitive information is transmitted in cleartext in the Modicon Modbus protocol, which may allow an attacker to replay the following commands: run, stop, upload, and download.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

V3 Legend

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

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://ics-cert.us-cert.gov/advisories/ICSA-17-101-01	US Government Resource Third Party Advisory
http://www.securityfocus.com/bid/97562	Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:schneider-electric:modbus_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:schneider-electric:modbus:-:*:*:*:*:*:*:*

Information

Published : 2017-06-29 20:29

Updated : 2019-10-09 16:28

NVD link : CVE-2017-6034

Mitre link : CVE-2017-6034

JSON object : View

CWE

CWE-287

Improper Authentication

Products Affected

schneider-electric

modbus_firmware
modbus

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9.8 /10