How severe is CVE-2024-39838?

CVE-2024-39838 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-2024-39838 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-39838?

CVE-2024-39838 affects Zexelon Zwx-2000csw2-hn Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-39838?

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.

Does CVE-2024-39838 have an EU (EUVD) identifier?

Yes. CVE-2024-39838 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38260.

When was CVE-2024-39838 published?

CVE-2024-39838 was published on 2024-08-05 and last updated on 2026-06-17.

CVE-2024-39838

CVE-2024-39838 is a high-severity vulnerability in Zexelon Zwx-2000csw2-hn 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-798.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-38260
Weakness: CWE-798
Affected product: Zexelon Zwx-2000csw2-hn Firmware
Published: 2024-08-05
Last modified: 2026-06-17

Description

ZWX-2000CSW2-HN firmware versions prior to Ver.0.3.15 uses hard-coded credentials, which may allow a network-adjacent attacker with an administrative privilege to alter the configuration of the device.

Frequently asked questions

What is CVE-2024-39838?: ZWX-2000CSW2-HN firmware versions prior to Ver.0.3.15 uses hard-coded credentials, which may allow a network-adjacent attacker with an administrative privilege to alter the configuration of the device.
How severe is CVE-2024-39838?: CVE-2024-39838 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-2024-39838 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-39838?: CVE-2024-39838 affects Zexelon Zwx-2000csw2-hn Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-39838?: 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.
Does CVE-2024-39838 have an EU (EUVD) identifier?: Yes. CVE-2024-39838 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38260.
When was CVE-2024-39838 published?: CVE-2024-39838 was published on 2024-08-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:zexelon:zwx-2000csw2-hn_firmware:*:*:*:*:*:*:*:*

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