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SchneiderCVE-2018-7822

HistoryMay 22, 2019 - 8:29 p.m.

CVE-2018-7822

2019-05-2220:29:01

CWE-276

schneider

web.nvd.nist.gov

cve-2018-7822

somachine basic

modicon m221

incorrect default permissions

cwe-276

unauthorized access

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

5.3

Confidence

High

EPSS

0.001

Percentile

17.1%

JSON

An Incorrect Default Permissions (CWE-276) vulnerability exists in SoMachine Basic, all versions, and Modicon M221(all references, all versions prior to firmware V1.10.0.0) which could cause unauthorized access to SoMachine Basic resource files when logged on the system hosting SoMachine Basic.

Affected configurations

Nvd

Node

schneider-electricsomachine_basic

Node

schneider-electricmodicon_m221_firmwareRange<1.10.0.0

AND

schneider-electricmodicon_m221Match-

VendorProductVersionCPE
schneider-electricsomachine_basic*cpe:2.3:a:schneider-electric:somachine_basic:*:*:*:*:*:*:*:*
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	somachine_basic	*	cpe:2.3:a:schneider-electric:somachine_basic::::::::
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": "SoMachine Basic and Modicon M221, SoMachine Basic, all versions Modicon M221, all references, all versions prior to firmware V1.10.0.0",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "SoMachine Basic and Modicon M221, SoMachine Basic, all versions Modicon M221, all references, all versions prior to firmware V1.10.0.0"
      }
    ]
  }
]

References

www.schneider-electric.com/en/download/document/SEVD-2019-045-01/

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

5.3

Confidence

High

EPSS

0.001

Percentile

17.1%

JSON

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