Schneider-electric Modicon Exposure of Sensitive Information to an Unauthorized Actor

medium Tenable.ot Plugin ID 500441
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Description

A CWE-200: Exposure of Sensitive Information to an Unauthorized Actor vulnerability exists in Modicon X80 BMXNOR0200H RTU SV1.70 IR22 and prior that could cause information leak concerning the current RTU configuration including communication parameters dedicated to telemetry, when a specially crafted HTTP request is sent to the web server of the module.

Solution

Refer to vendor advisory for Security Updates

See Also

http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-159-05

Plugin Details

Severity: Medium

ID: 500441

Version: 1.0

Type: local

Family: SCADA

Published: 8/10/2021

Updated: 8/10/2021

Risk Information

CVSS Score Source: CVE-2021-22749

CVSS v2

Risk Factor: Medium

Base Score: 5

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

CVSS v3

Risk Factor: Medium

Base Score: 5.3

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

Vulnerability Information

CPE: cpe:2.3:o:schneider-electric:modicon_x80_bmxnor0200h_rtu_firmware:sv1.6:ir4:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:modicon_x80_bmxnor0200h_rtu_firmware:sv1.7:ir10:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:modicon_x80_bmxnor0200h_rtu_firmware:sv1.7:ir15b:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:modicon_x80_bmxnor0200h_rtu_firmware:sv1.7:ir17:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:modicon_x80_bmxnor0200h_rtu_firmware:sv1.7:ir18:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:modicon_x80_bmxnor0200h_rtu_firmware:sv1.7:ir19:*:*:*:*:*:*, cpe:2.3:o:schneider-electric:modicon_x80_bmxnor0200h_rtu_firmware:sv1.7:ir20:*:*:*:*:*:*

Patch Publication Date: 6/11/2021

Vulnerability Publication Date: 6/11/2021

Reference Information

CVE: CVE-2021-22749