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ID

VAR-202105-0407


CVE

CVE-2021-22699


TITLE

Modicon M241  and  M251  Input verification vulnerability in logic controller firmware

Trust: 0.8

sources: JVNDB: JVNDB-2021-007366

DESCRIPTION

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

Trust: 1.71

sources: NVD: CVE-2021-22699 // JVNDB: JVNDB-2021-007366 // VULMON: CVE-2021-22699

AFFECTED PRODUCTS

vendor:schneider electricmodel:modicon m241scope:ltversion:5.1.9.1

Trust: 1.0

vendor:schneider electricmodel:modicon m251scope:ltversion:5.1.9.1

Trust: 1.0

vendor:schneider electricmodel:modicon m251scope: - version: -

Trust: 0.8

vendor:schneider electricmodel:modicon m241scope: - version: -

Trust: 0.8

sources: JVNDB: JVNDB-2021-007366 // NVD: CVE-2021-22699

CVSS

SEVERITY

CVSSV2

CVSSV3

NVD: CVE-2021-22699
value: HIGH

Trust: 1.8

CNNVD: CNNVD-202105-1724
value: HIGH

Trust: 0.6

VULMON: CVE-2021-22699
value: HIGH

Trust: 0.1

VULMON: CVE-2021-22699
severity: HIGH
baseScore: 7.8
vectorString: AV:N/AC:L/AU:N/C:N/I:N/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: COMPLETE
exploitabilityScore: 10.0
impactScore: 6.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.9

NVD: CVE-2021-22699
baseSeverity: HIGH
baseScore: 7.5
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: HIGH
exploitabilityScore: 3.9
impactScore: 3.6
version: 3.1

Trust: 1.0

NVD: CVE-2021-22699
baseSeverity: HIGH
baseScore: 7.5
vectorString: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: VULMON: CVE-2021-22699 // JVNDB: JVNDB-2021-007366 // CNNVD: CNNVD-202105-1724 // NVD: CVE-2021-22699

PROBLEMTYPE DATA

problemtype:CWE-20

Trust: 1.0

problemtype:Incorrect input confirmation (CWE-20) [ Other ]

Trust: 0.8

sources: JVNDB: JVNDB-2021-007366 // NVD: CVE-2021-22699

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202105-1724

TYPE

input validation error

Trust: 0.6

sources: CNNVD: CNNVD-202105-1724

CONFIGURATIONS

sources:
            
            
            NVD: CVE-2021-22699

PATCH
title:SEVD-2021-130-05url:https://download.schneider-electric.com/files?p_doc_ref=sevd-2021-130-05
Trust: 0.8
title:Schneider Electric Enter the fix for the verification error vulnerabilityurl:http://www.cnnvd.org.cn/web/xxk/bdxqbyid.tag?id=152837
Trust: 0.6
title:CVE-2021-22699url:https://github.com/alaial90/cve-2021-22699 
Trust: 0.1
sources:
            
            
            VULMON: CVE-2021-22699 // 
            
            
            
            JVNDB: JVNDB-2021-007366 // 
            
            
            
            CNNVD: CNNVD-202105-1724

EXTERNAL IDS
db:NVDid:CVE-2021-22699
Trust: 3.3
db:SCHNEIDERid:SEVD-2021-130-05
Trust: 1.7
db:JVNDBid:JVNDB-2021-007366
Trust: 0.8
db:CNNVDid:CNNVD-202105-1724
Trust: 0.6
db:VULMONid:CVE-2021-22699
Trust: 0.1
sources:
            
            
            VULMON: CVE-2021-22699 // 
            
            
            
            JVNDB: JVNDB-2021-007366 // 
            
            
            
            CNNVD: CNNVD-202105-1724 // 
            
            
            
            NVD: CVE-2021-22699

REFERENCES
url:https://download.schneider-electric.com/files?p_doc_ref=sevd-2021-130-05
Trust: 1.7
url:https://nvd.nist.gov/vuln/detail/cve-2021-22699
Trust: 0.8
url:https://cwe.mitre.org/data/definitions/20.html
Trust: 0.1
url:https://github.com/alaial90/cve-2021-22699
Trust: 0.1
url:https://nvd.nist.gov
Trust: 0.1
sources:
            
            
            VULMON: CVE-2021-22699 // 
            
            
            
            JVNDB: JVNDB-2021-007366 // 
            
            
            
            CNNVD: CNNVD-202105-1724 // 
            
            
            
            NVD: CVE-2021-22699

SOURCES
db:VULMONid:CVE-2021-22699
db:JVNDBid:JVNDB-2021-007366
db:CNNVDid:CNNVD-202105-1724
db:NVDid:CVE-2021-22699

LAST UPDATE DATE
2022-05-06T23:34:13.358000+00:00

SOURCES UPDATE DATE
db:VULMONid:CVE-2021-22699date:2021-08-26T00:00:00
db:JVNDBid:JVNDB-2021-007366date:2022-02-09T05:30:00
db:CNNVDid:CNNVD-202105-1724date:2022-03-10T00:00:00
db:NVDid:CVE-2021-22699date:2022-02-03T16:14:00

SOURCES RELEASE DATE
db:VULMONid:CVE-2021-22699date:2021-05-26T00:00:00
db:JVNDBid:JVNDB-2021-007366date:2022-02-09T00:00:00
db:CNNVDid:CNNVD-202105-1724date:2021-05-26T00:00:00
db:NVDid:CVE-2021-22699date:2021-05-26T20:15:00