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PRIOn knowledge basePRION:CVE-2020-12514

HistoryJan 22, 2021 - 7:15 p.m.

Null pointer dereference

2021-01-2219:15:00

PRIOn knowledge base

www.prio-n.com

4.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5.1 Medium

AI Score

Confidence

High

4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

32.8%

JSON

Pepperl+Fuchs Comtrol IO-Link Master in Version 1.5.48 and below is prone to a NULL Pointer Dereference that leads to a DoS in discoveryd

CPENameOperatorVersion
io-link_master_4-eip_firmwarele1.5.48
io-link_master_4-pnio_firmwarele1.5.48
io-link_master_8-eip-l_firmwarele1.5.48
io-link_master_8-eip_firmwarele1.5.48
io-link_master_8-pnio-l_firmwarele1.5.48
io-link_master_8-pnio_firmwarele1.5.48
io-link_master_dr-8-eip-p_firmwarele1.5.48
io-link_master_dr-8-eip-t_firmwarele1.5.48
io-link_master_dr-8-eip_firmwarele1.5.48
io-link_master_dr-8-pnio-p_firmwarele1.5.48

Name	Operator	Version
io-link_master_4-eip_firmware	le	1.5.48
io-link_master_4-pnio_firmware	le	1.5.48
io-link_master_8-eip-l_firmware	le	1.5.48
io-link_master_8-eip_firmware	le	1.5.48
io-link_master_8-pnio-l_firmware	le	1.5.48
io-link_master_8-pnio_firmware	le	1.5.48
io-link_master_dr-8-eip-p_firmware	le	1.5.48
io-link_master_dr-8-eip-t_firmware	le	1.5.48
io-link_master_dr-8-eip_firmware	le	1.5.48
io-link_master_dr-8-pnio-p_firmware	le	1.5.48

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References

cert.vde.com/en-us/advisories/vde-2020-038

4.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5.1 Medium

AI Score

Confidence

High

4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

32.8%

JSON

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