How severe is CVE-2022-47758?

CVE-2022-47758 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-47758 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-47758?

CVE-2022-47758 affects Nanoleaf Nanoleaf Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-47758?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2022-47758 published?

CVE-2022-47758 was published on 2023-04-27 and last updated on 2026-07-05.

CVE-2022-47758

CVE-2022-47758 is a critical-severity vulnerability in Nanoleaf Nanoleaf Firmware with a CVSS 3.x base score of 9.8. 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-295.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-295
Affected product: Nanoleaf Nanoleaf Firmware
Published: 2023-04-27
Last modified: 2026-07-05

Description

Nanoleaf firmware v7.1.1 and below is missing TLS verification, allowing attackers to execute arbitrary code via a DNS hijacking attack.

Frequently asked questions

What is CVE-2022-47758?: Nanoleaf firmware v7.1.1 and below is missing TLS verification, allowing attackers to execute arbitrary code via a DNS hijacking attack.
How severe is CVE-2022-47758?: CVE-2022-47758 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-47758 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-47758?: CVE-2022-47758 affects Nanoleaf Nanoleaf Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-47758?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2022-47758 published?: CVE-2022-47758 was published on 2023-04-27 and last updated on 2026-07-05.

References

Affected products (1)

cpe:2.3:o:nanoleaf:nanoleaf_firmware:7.1.1:*:*:*:*:*:*:*

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