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nvd[email protected]NVD:CVE-2021-40142
HistoryAug 27, 2021 - 7:15 a.m.

CVE-2021-40142

2021-08-2707:15:08
CWE-119
[email protected]
web.nvd.nist.gov

5 Medium

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

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

0.004 Low

EPSS

Percentile

74.3%

JSON

In OPC Foundation Local Discovery Server (LDS) before 1.04.402.463, remote attackers can cause a denial of service (DoS) by sending carefully crafted messages that lead to Access of a Memory Location After the End of a Buffer.

Affected configurations

NVD
Node
opcfoundationlocal_discover_serverRange<1.04.402.463
Node
siemenssimatic_process_historian_opc_ua_serverMatch-
AND
siemenssimatic_process_historian_opc_ua_server_firmwareRange<2022
OR
siemenssimatic_process_historian_opc_ua_server_firmwareMatch2022-
Node
siemenssimatic_net_pcMatch14-
OR
siemenssimatic_net_pcMatch15-
OR
siemenssimatic_net_pcMatch16-
OR
siemenssimatic_net_pcMatch17-
OR
siemenssimatic_winccMatch-
OR
siemenssimatic_wincc_runtimeMatch-professional
OR
siemenssimatic_wincc_unified_scada_runtimeMatch-
OR
siemenstelecontrol_server_basicMatch3.0

Related

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CVE-2021-40142
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5 Medium

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

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

0.004 Low

EPSS

Percentile

74.3%

JSON
Related for NVD:CVE-2021-40142
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