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MitreCVE-2020-9438

HistoryJun 23, 2020 - 3:15 p.m.

CVE-2020-9438

2020-06-2315:15:13

CWE-294

mitre

web.nvd.nist.gov

cve-2020-9438

security vulnerability

door lock

firmware

access control

authorization

nvd

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

5.7

Confidence

High

EPSS

0.001

Percentile

35.9%

JSON

Tinxy Door Lock with firmware before 3.2 allow attackers to unlock a door by replaying an Unlock request that occurred when the attacker was previously authorized. In other words, door-access revocation is mishandled.

Affected configurations

Nvd

Node

tinxysmart_wifi_door_lock_firmwareRange<3.2

AND

tinxysmart_wifi_door_lockMatch-

VendorProductVersionCPE
tinxysmart_wifi_door_lock_firmware*cpe:2.3:o:tinxy:smart_wifi_door_lock_firmware:*:*:*:*:*:*:*:*
tinxysmart_wifi_door_lock-cpe:2.3:h:tinxy:smart_wifi_door_lock:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
tinxy	smart_wifi_door_lock_firmware	*	cpe:2.3:o:tinxy:smart_wifi_door_lock_firmware::::::::
tinxy	smart_wifi_door_lock	-	cpe:2.3:h:tinxy:smart_wifi_door_lock:-:::::::*

References

medium.com/%40avishek_75733/smart-products-are-always-not-that-smart-tinxy-smart-door-lock-vulnerability-97f91e435e06

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

5.7

Confidence

High

EPSS

0.001

Percentile

35.9%

JSON

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