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[email protected]CVE-2020-17475

HistoryAug 14, 2020 - 8:15 p.m.

CVE-2020-17475

2020-08-1420:15:13

CWE-306

[email protected]

web.nvd.nist.gov

cve-2020-17475

megvii koala

authentication bypass

network security

physical access

udp port 5000

nvd

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

7.4 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

36.0%

JSON

Lack of authentication in the network relays used in MEGVII Koala 2.9.1-c3s allows attackers to grant physical access to anyone by sending packet data to UDP port 5000.

Affected configurations

NVD

Node

megviikoala_firmwareMatch2.9.1-c3s

AND

megviikoalaMatch-

CPENameOperatorVersion
megvii:koala_firmwaremegvii koala firmwareeq2.9.1-c3s

CPE	Name	Operator	Version
megvii:koala_firmware	megvii koala firmware	eq	2.9.1-c3s

References

www.trendmicro.com/vinfo/us/threat-encyclopedia/vulnerability/8137/megvii-koala-291c3s-architectural-vulnerability-on-network-relays

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

7.4 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

36.0%

JSON

Related for CVE-2020-17475

nvd1 cvelist1 prion1