How severe is CVE-2023-1749?

CVE-2023-1749 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2023-1749 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (39th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-1749?

CVE-2023-1749 primarily affects Getnexx Nxal-100 Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-1749?

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

When was CVE-2023-1749 published?

CVE-2023-1749 was published on 2023-04-04 and last updated on 2026-06-17.

CVE-2023-1749

CVE-2023-1749 is a medium-severity vulnerability in Getnexx Nxal-100 Firmware with a CVSS 3.x base score of 6.5. 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-639.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 1% (39th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-639
Affected product: Getnexx Nxal-100 Firmware
Published: 2023-04-04
Last modified: 2026-06-17

Description

The listed versions of Nexx Smart Home devices lack proper access control when executing actions. An attacker with a valid NexxHome deviceId could send API requests that the affected devices would execute.

Frequently asked questions

What is CVE-2023-1749?: The listed versions of Nexx Smart Home devices lack proper access control when executing actions. An attacker with a valid NexxHome deviceId could send API requests that the affected devices would execute.
How severe is CVE-2023-1749?: CVE-2023-1749 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2023-1749 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-1749?: CVE-2023-1749 primarily affects Getnexx Nxal-100 Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-1749?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-1749 published?: CVE-2023-1749 was published on 2023-04-04 and last updated on 2026-06-17.

References

https://www.cisa.gov/news-events/ics-advisories/icsa-23-094-01

Affected products (4)

cpe:2.3:o:getnexx:nxal-100_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:getnexx:nxg-100b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:getnexx:nxpg-100w_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:getnexx:nxg-200_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Getnexx Nxal-100 Firmware

CVE-2023-1748 — Critical (CVSS 9.3): The listed versions of Nexx Smart Home devices use hard-coded credentials. An attacker with unauthenticated access to…
CVE-2023-1752 — High (CVSS 8.1): The listed versions of Nexx Smart Home devices could allow any user to register an already registered alarm or…
CVE-2023-1751 — High (CVSS 7.5): The listed versions of Nexx Smart Home devices use a WebSocket server that does not validate if the bearer token in the…
CVE-2023-1750 — High (CVSS 7.1): The listed versions of Nexx Smart Home devices lack proper access control when executing actions. An attacker with a…

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