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MitreCVE-2021-30195

HistoryMay 25, 2021 - 1:15 p.m.

CVE-2021-30195

2021-05-2513:15:17

CWE-125

mitre

web.nvd.nist.gov

cve-2021-30195

codesys

v2 runtime system

improper input validation

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

AI Score

Confidence

High

EPSS

0.001

Percentile

45.6%

JSON

CODESYS V2 runtime system before 2.4.7.55 has Improper Input Validation.

Affected configurations

Nvd

Node

codesysplcwinntRange<2.4.7.55

codesysruntime_toolkitRange<2.4.7.55x86

VendorProductVersionCPE
codesysplcwinnt*cpe:2.3:a:codesys:plcwinnt:*:*:*:*:*:*:*:*
codesysruntime_toolkit*cpe:2.3:a:codesys:runtime_toolkit:*:*:*:*:*:*:x86:*

Vendor	Product	Version	CPE
codesys	plcwinnt	*	cpe:2.3:a:codesys:plcwinnt::::::::
codesys	runtime_toolkit	*	cpe:2.3:a:codesys:runtime_toolkit:::::::x86:*

References

customers.codesys.com/index.php

customers.codesys.com/index.php?eID=dumpFile&t=f&f=14725&token=08691519ef764b252630759eff925890176ecd78&download=

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

AI Score

Confidence

High

EPSS

0.001

Percentile

45.6%

JSON

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