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MitreCVE-2020-36517

HistoryMar 10, 2022 - 5:41 p.m.

CVE-2020-36517

2022-03-1017:41:21

CWE-203

mitre

web.nvd.nist.gov

cve-2020-36517

information leak

nabu casa

home assistant

dns operator

network resources

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.003

Percentile

69.5%

JSON

An information leak in Nabu Casa Home Assistant Operating System and Home Assistant Supervised 2022.03 allows a DNS operator to gain knowledge about internal network resources via the hardcoded DNS resolver configuration.

Affected configurations

Nvd

Node

home-assistanthome-assistantMatch2022.03

VendorProductVersionCPE
home-assistanthome-assistant2022.03cpe:2.3:a:home-assistant:home-assistant:2022.03:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
home-assistant	home-assistant	2022.03	cpe:2.3:a:home-assistant:home-assistant:2022.03:::::::*

References

community.home-assistant.io/t/ha-os-dns-setting-configuration-not-respected/356572

github.com/home-assistant/plugin-dns/issues/17

github.com/home-assistant/plugin-dns/issues/20

github.com/home-assistant/plugin-dns/issues/22

github.com/home-assistant/plugin-dns/issues/50

github.com/home-assistant/plugin-dns/issues/51

github.com/home-assistant/plugin-dns/issues/53

github.com/home-assistant/plugin-dns/issues/54

github.com/home-assistant/plugin-dns/issues/6

github.com/home-assistant/plugin-dns/issues/64

github.com/home-assistant/plugin-dns/issues/70

github.com/home-assistant/plugin-dns/pull/55

github.com/home-assistant/plugin-dns/pull/56

github.com/home-assistant/plugin-dns/pull/58

github.com/home-assistant/plugin-dns/pull/59

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.003

Percentile

69.5%

JSON

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