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[email protected]NVD:CVE-2021-30191

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

CVE-2021-30191

2021-05-2513:15:17

CWE-120

[email protected]

web.nvd.nist.gov

codesys v2

web-server

buffer copy

vulnerability

input checking

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

45.6%

JSON

CODESYS V2 Web-Server before 1.1.9.20 has a a Buffer Copy without Checking the Size of the Input.

Affected configurations

Nvd

Node

codesysv2_web_serverRange<1.1.9.20

VendorProductVersionCPE
codesysv2_web_server*cpe:2.3:a:codesys:v2_web_server:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
codesys	v2_web_server	*	cpe:2.3:a:codesys:v2_web_server::::::::

References

customers.codesys.com/index.php

customers.codesys.com/index.php?eID=dumpFile&t=f&f=14726&token=553da5d11234bbe1ceed59969d419a71bb8c8747&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

EPSS

0.001

Percentile

45.6%

JSON

Related for NVD:CVE-2021-30191

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