How severe is CVE-2023-42144?

CVE-2023-42144 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2023-42144 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-42144?

CVE-2023-42144 affects Shelly Trv Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-42144?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2023-42144 have an EU (EUVD) identifier?

Yes. CVE-2023-42144 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-46603.

When was CVE-2023-42144 published?

CVE-2023-42144 was published on 2024-01-23 and last updated on 2026-06-17.

CVE-2023-42144

CVE-2023-42144 is a medium-severity vulnerability in Shelly Trv Firmware with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-319.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-46603
Weakness: CWE-319
Affected product: Shelly Trv Firmware
Published: 2024-01-23
Last modified: 2026-06-17

Description

Cleartext Transmission during initial setup in Shelly TRV 20220811-15234 v.2.1.8 allows a local attacker to obtain the Wi-Fi password.

Frequently asked questions

What is CVE-2023-42144?: Cleartext Transmission during initial setup in Shelly TRV 20220811-15234 v.2.1.8 allows a local attacker to obtain the Wi-Fi password.
How severe is CVE-2023-42144?: CVE-2023-42144 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-42144 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-42144?: CVE-2023-42144 affects Shelly Trv Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-42144?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-42144 have an EU (EUVD) identifier?: Yes. CVE-2023-42144 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-46603.
When was CVE-2023-42144 published?: CVE-2023-42144 was published on 2024-01-23 and last updated on 2026-06-17.

References

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

Affected products (1)

cpe:2.3:o:shelly:trv_firmware:2.1.8:*:*:*:*:*:*:*

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