How severe is CVE-2018-19023?

CVE-2018-19023 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-19023 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-19023?

CVE-2018-19023 primarily affects Hetronic Nova-m Firmware. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-19023?

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

When was CVE-2018-19023 published?

CVE-2018-19023 was published on 2019-01-25 and last updated on 2026-06-17.

CVE-2018-19023

CVE-2018-19023 is a high-severity vulnerability in Hetronic Nova-m Firmware with a CVSS 3.x base score of 8.8. 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-287.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 5.8
EPSS exploit prediction: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Hetronic Nova-m Firmware
Published: 2019-01-25
Last modified: 2026-06-17

Description

Hetronic Nova-M prior to verson r161 uses fixed codes that are reproducible by sniffing and re-transmission. This can lead to unauthorized replay of a command, spoofing of an arbitrary message, or keeping the controlled load in a permanent "stop" state.

Frequently asked questions

What is CVE-2018-19023?: Hetronic Nova-M prior to verson r161 uses fixed codes that are reproducible by sniffing and re-transmission. This can lead to unauthorized replay of a command, spoofing of an arbitrary message, or keeping the controlled load in a permanent "stop" state.
How severe is CVE-2018-19023?: CVE-2018-19023 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-19023 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-19023?: CVE-2018-19023 primarily affects Hetronic Nova-m Firmware. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-19023?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-19023 published?: CVE-2018-19023 was published on 2019-01-25 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:o:hetronic:nova-m_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hetronic:es-can-hl_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hetronic:bms-hl_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hetronic:mlc_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hetronic:dc_mobile_firmware:*:*:*:*:*:*:*:*

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