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SchneiderCVE-2021-22792

HistorySep 02, 2021 - 5:15 p.m.

CVE-2021-22792

2021-09-0217:15:08

CWE-476

schneider

web.nvd.nist.gov

cve

modicon

plc

controller

simulator

dos

vulnerability

cwe-476

null pointer dereference

nvd

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

7.5

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

EPSS

0.001

Percentile

30.9%

JSON

A CWE-476: NULL Pointer Dereference vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU (part numbers BMEP* and BMEH*, all versions), Modicon M340 CPU (part numbers BMXP34*, all versions), Modicon MC80 (part numbers BMKC80*, all versions), Modicon Momentum Ethernet CPU (part numbers 171CBU*, all versions), PLC Simulator for EcoStruxureª Control Expert, including all Unity Pro versions (former name of EcoStruxureª Control Expert, all versions), PLC Simulator for EcoStruxureª Process Expert including all HDCS versions (former name of EcoStruxureª Process Expert, all versions), Modicon Quantum CPU (part numbers 140CPU*, all versions), Modicon Premium CPU (part numbers TSXP5*, all versions).

Affected configurations

Nvd

Node

schneider-electricmodicon_m340_bmxp341000Match-

schneider-electricmodicon_m340_bmxp342010Match-

schneider-electricmodicon_m340_bmxp342020Match-

schneider-electricmodicon_m340_bmxp342030Match-

schneider-electricmodicon_m580_bmeh582040Match-

schneider-electricmodicon_m580_bmeh582040cMatch-

schneider-electricmodicon_m580_bmeh582040sMatch-

schneider-electricmodicon_m580_bmeh584040Match-

schneider-electricmodicon_m580_bmeh584040cMatch-

schneider-electricmodicon_m580_bmeh584040sMatch-

schneider-electricmodicon_m580_bmeh586040Match-

schneider-electricmodicon_m580_bmeh586040cMatch-

schneider-electricmodicon_m580_bmeh586040sMatch-

schneider-electricmodicon_m580_bmep581020Match-

schneider-electricmodicon_m580_bmep581020hMatch-

schneider-electricmodicon_m580_bmep582020Match-

schneider-electricmodicon_m580_bmep582020hMatch-

schneider-electricmodicon_m580_bmep582040Match-

schneider-electricmodicon_m580_bmep582040hMatch-

schneider-electricmodicon_m580_bmep582040sMatch-

schneider-electricmodicon_m580_bmep583020Match-

schneider-electricmodicon_m580_bmep583040Match-

schneider-electricmodicon_m580_bmep584020Match-

schneider-electricmodicon_m580_bmep584040Match-

schneider-electricmodicon_m580_bmep584040sMatch-

schneider-electricmodicon_m580_bmep585040Match-

schneider-electricmodicon_m580_bmep585040cMatch-

schneider-electricmodicon_m580_bmep586040Match-

schneider-electricmodicon_m580_bmep586040cMatch-

schneider-electricmodicon_mc80_bmkc8020301Match-

schneider-electricmodicon_mc80_bmkc8020310Match-

schneider-electricmodicon_mc80_bmkc8030311Match-

schneider-electricmodicon_momentum_171cbu78090Match-

schneider-electricmodicon_momentum_171cbu98090Match-

schneider-electricmodicon_momentum_171cbu98091Match-

schneider-electricmodicon_premium_tsxp57_1634mMatch-

schneider-electricmodicon_premium_tsxp57_2634mMatch-

schneider-electricmodicon_premium_tsxp57_2834mMatch-

schneider-electricmodicon_premium_tsxp57_454mMatch-

schneider-electricmodicon_premium_tsxp57_4634mMatch-

schneider-electricmodicon_premium_tsxp57_554mMatch-

schneider-electricmodicon_premium_tsxp57_5634mMatch-

schneider-electricmodicon_premium_tsxp57_6634mMatch-

schneider-electricmodicon_quantum_140cpu65150Match-

schneider-electricmodicon_quantum_140cpu65150cMatch-

schneider-electricmodicon_quantum_140cpu65160Match-

schneider-electricmodicon_quantum_140cpu65160cMatch-

schneider-electricplc_simulator_for_ecostruxure_control_expertMatch-

schneider-electricplc_simulator_for_ecostruxure_process_expertMatch-

VendorProductVersionCPE
schneider-electricmodicon_m340_bmxp341000-cpe:2.3:h:schneider-electric:modicon_m340_bmxp341000:-:*:*:*:*:*:*:*
schneider-electricmodicon_m340_bmxp342010-cpe:2.3:h:schneider-electric:modicon_m340_bmxp342010:-:*:*:*:*:*:*:*
schneider-electricmodicon_m340_bmxp342020-cpe:2.3:h:schneider-electric:modicon_m340_bmxp342020:-:*:*:*:*:*:*:*
schneider-electricmodicon_m340_bmxp342030-cpe:2.3:h:schneider-electric:modicon_m340_bmxp342030:-:*:*:*:*:*:*:*
schneider-electricmodicon_m580_bmeh582040-cpe:2.3:h:schneider-electric:modicon_m580_bmeh582040:-:*:*:*:*:*:*:*
schneider-electricmodicon_m580_bmeh582040c-cpe:2.3:h:schneider-electric:modicon_m580_bmeh582040c:-:*:*:*:*:*:*:*
schneider-electricmodicon_m580_bmeh582040s-cpe:2.3:h:schneider-electric:modicon_m580_bmeh582040s:-:*:*:*:*:*:*:*
schneider-electricmodicon_m580_bmeh584040-cpe:2.3:h:schneider-electric:modicon_m580_bmeh584040:-:*:*:*:*:*:*:*
schneider-electricmodicon_m580_bmeh584040c-cpe:2.3:h:schneider-electric:modicon_m580_bmeh584040c:-:*:*:*:*:*:*:*
schneider-electricmodicon_m580_bmeh584040s-cpe:2.3:h:schneider-electric:modicon_m580_bmeh584040s:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
schneider-electric	modicon_m340_bmxp341000	-	cpe:2.3:h:schneider-electric:modicon_m340_bmxp341000:-:::::::*
schneider-electric	modicon_m340_bmxp342010	-	cpe:2.3:h:schneider-electric:modicon_m340_bmxp342010:-:::::::*
schneider-electric	modicon_m340_bmxp342020	-	cpe:2.3:h:schneider-electric:modicon_m340_bmxp342020:-:::::::*
schneider-electric	modicon_m340_bmxp342030	-	cpe:2.3:h:schneider-electric:modicon_m340_bmxp342030:-:::::::*
schneider-electric	modicon_m580_bmeh582040	-	cpe:2.3:h:schneider-electric:modicon_m580_bmeh582040:-:::::::*
schneider-electric	modicon_m580_bmeh582040c	-	cpe:2.3:h:schneider-electric:modicon_m580_bmeh582040c:-:::::::*
schneider-electric	modicon_m580_bmeh582040s	-	cpe:2.3:h:schneider-electric:modicon_m580_bmeh582040s:-:::::::*
schneider-electric	modicon_m580_bmeh584040	-	cpe:2.3:h:schneider-electric:modicon_m580_bmeh584040:-:::::::*
schneider-electric	modicon_m580_bmeh584040c	-	cpe:2.3:h:schneider-electric:modicon_m580_bmeh584040c:-:::::::*
schneider-electric	modicon_m580_bmeh584040s	-	cpe:2.3:h:schneider-electric:modicon_m580_bmeh584040s:-:::::::*

Rows per page:

1-10 of 491

CNA Affected

[
  {
    "product": "Modicon M580 CPU (part numbers BMEP* and BMEH*, all versions), Modicon M340 CPU (part numbers BMXP34*, all versions), Modicon MC80 (part numbers BMKC80*, all versions), Modicon Momentum Ethernet CPU (part numbers 171CBU*, all versions), PLC Simulator for EcoStruxureª Control Expert, including all Unity Pro versions (former name of EcoStruxureª Control Expert, all versions), PLC Simulator for EcoStruxureª Process Expert including all HDCS versions (former name of EcoStruxureª Process Expert, all versions), Modicon Quantum CPU (part numbers 140CPU*, all versions), Modicon Premium CPU (part numbers TSXP5*, all versions)",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "Modicon M580 CPU (part numbers BMEP* and BMEH*, all versions), Modicon M340 CPU (part numbers BMXP34*, all versions), Modicon MC80 (part numbers BMKC80*, all versions), Modicon Momentum Ethernet CPU (part numbers 171CBU*, all versions), PLC Simulator for EcoStruxureª Control Expert, including all Unity Pro versions (former name of EcoStruxureª Control Expert, all versions), PLC Simulator for EcoStruxureª Process Expert including all HDCS versions (former name of EcoStruxureª Process Expert, all versions), Modicon Quantum CPU (part numbers 140CPU*, all versions), Modicon Premium CPU (part numbers TSXP5*, all versions)"
      }
    ]
  }
]

References

download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-222-04

download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-222-07

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

7.5

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

EPSS

0.001

Percentile

30.9%

JSON

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