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SchneiderCVE-2020-7567

HistoryNov 19, 2020 - 10:15 p.m.

CVE-2020-7567

2020-11-1922:15:15

CWE-311

schneider

web.nvd.nist.gov

cve-2020-7567

cwe-311

modicon m221

vulnerability

encryption

ecostruxure

machine - basic

nvd

CVSS2

2.9

Attack Vector

ADJACENT_NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:A/AC:M/Au:N/C:P/I:N/A:N

CVSS3

5.7

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

5.5

Confidence

High

EPSS

0.001

Percentile

23.9%

JSON

A CWE-311: Missing Encryption of Sensitive Data vulnerability exists in Modicon M221 (all references, all versions) that could allow the attacker to find the password hash when the attacker has captured the traffic between EcoStruxure Machine - Basic software and Modicon M221 controller and broke the encryption keys.

Affected configurations

Nvd

Node

schneider-electricmodicon_m221_firmwareMatch-

AND

schneider-electricmodicon_m221Match-

VendorProductVersionCPE
schneider-electricmodicon_m221_firmware-cpe:2.3:o:schneider-electric:modicon_m221_firmware:-:*:*:*:*:*:*:*
schneider-electricmodicon_m221-cpe:2.3:h:schneider-electric:modicon_m221:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
schneider-electric	modicon_m221_firmware	-	cpe:2.3:o:schneider-electric:modicon_m221_firmware:-:::::::*
schneider-electric	modicon_m221	-	cpe:2.3:h:schneider-electric:modicon_m221:-:::::::*

CNA Affected

[
  {
    "product": "Modicon M221, all references, all versions",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "Modicon M221, all references, all versions"
      }
    ]
  }
]

References

us-cert.cisa.gov/ics/advisories/icsa-20-343-04

www.se.com/ww/en/download/document/SEVD-2020-315-05/

CVSS2

2.9

Attack Vector

ADJACENT_NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:A/AC:M/Au:N/C:P/I:N/A:N

CVSS3

5.7

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

5.5

Confidence

High

EPSS

0.001

Percentile

23.9%

JSON

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