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nvd[email protected]NVD:CVE-2020-12521
HistoryDec 17, 2020 - 11:15 p.m.

CVE-2020-12521

2020-12-1723:15:13
CWE-20
[email protected]
web.nvd.nist.gov

6.1 Medium

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

6.5 Medium

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

25.2%

JSON

On Phoenix Contact PLCnext Control Devices versions before 2021.0 LTS a specially crafted LLDP packet may lead to a high system load in the PROFINET stack. An attacker can cause failure of system services or a complete reboot.

Affected configurations

NVD
Node
phoenixcontactplcnext_firmwareRange<2021.0long_term_support
AND
phoenixcontactaxc_f_1152Match-
Node
phoenixcontactplcnext_firmwareRange<2021.0long_term_support
AND
phoenixcontactaxc_f_2152Match-
Node
phoenixcontactplcnext_firmwareRange<2021.0long_term_support
AND
phoenixcontactaxc_f_3152Match-
Node
phoenixcontactplcnext_firmwareRange<2021.0long_term_support
AND
phoenixcontactrfc_4072sMatch-
Node
phoenixcontactplcnext_firmwareRange<2021.0long_term_support
AND
phoenixcontactaxc_f_2152_starterkitMatch-
Node
phoenixcontactplcnext_firmwareRange<2021.0long_term_support
AND
phoenixcontactplcnext_technology_starterkitMatch-

Related

cvelist 1
cve 1
prion 1
cvelist
cvelist
CVE-2020-12521 Phoenix Contact PLCnext Control Devices versions before 2021.0 LTS: A specially crafted LLDP packet may lead to a high system load in the PROFINET stack.
2020-12-17 00:00:00
cve
cve
CVE-2020-12521
2020-12-17 23:15:13
prion
prion
Design/Logic Flaw
2020-12-17 23:15:00

6.1 Medium

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

6.5 Medium

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

25.2%

JSON
Related for NVD:CVE-2020-12521
cvelist1cve1prion1