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PRIOn knowledge basePRION:CVE-2023-42143

HistoryJan 23, 2024 - 8:15 p.m.

Design/Logic Flaw

2024-01-2320:15:00

PRIOn knowledge base

www.prio-n.com

design flaw

logic

backdoor

malicious user

firmware

nvd

5.4 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

7.2 High

AI Score

Confidence

Low

4.9 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.0004 Low

EPSS

Percentile

14.1%

JSON

Missing Integrity Check in Shelly TRV 20220811-152343/v2.1.8@5afc928c allows malicious users to create a backdoor by redirecting the device to an attacker-controlled machine which serves the manipulated firmware file. The device is updated with the manipulated firmware.

CPENameOperatorVersion
trv_firmwareeq2.1.8

CPE	Name	Operator	Version
	trv_firmware	eq	2.1.8

References

www.kth.se/cs/nse/research/software-systems-architecture-and-security/projects/ethical-hacking-1.1279219

5.4 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

7.2 High

AI Score

Confidence

Low

4.9 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.0004 Low

EPSS

Percentile

14.1%

JSON

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