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[email protected]CVE-2021-22699

HistoryMay 26, 2021 - 8:15 p.m.

CVE-2021-22699

2021-05-2620:15:08

CWE-20

[email protected]

web.nvd.nist.gov

cve-2021-22699

input validation

modicon

m241

m251

logic controllers

firmware

denial of service

nvd

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.8 High

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.001 Low

EPSS

Percentile

35.4%

JSON

Improper Input Validation vulnerability exists in Modicon M241/M251 logic controllers firmware prior to V5.1.9.1 that could cause denial of service when specific crafted requests are sent to the controller over HTTP.

Affected configurations

NVD

Node

schneider-electricmodicon_m241Match-

AND

schneider-electricmodicon_m241_firmwareRange<5.1.9.1

Node

schneider-electricmodicon_m251Match-

AND

schneider-electricmodicon_m251_firmwareRange<5.1.9.1

CPENameOperatorVersion
schneider-electric:modicon_m241_firmwareschneider-electric modicon m241 firmwarelt5.1.9.1

CPE	Name	Operator	Version
schneider-electric:modicon_m241_firmware	schneider-electric modicon m241 firmware	lt	5.1.9.1

CNA Affected

[
  {
    "product": "Modicon M241/M251 logic controllers firmware prior to V5.1.9.1",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "Modicon M241/M251 logic controllers firmware prior to V5.1.9.1"
      }
    ]
  }
]

References

download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-130-05

Social References

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.8 High

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.001 Low

EPSS

Percentile

35.4%

JSON

Related for CVE-2021-22699

nvd1 nessus2 prion1 cvelist1