How severe is CVE-2024-39790?

CVE-2024-39790 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-39790 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-39790?

CVE-2024-39790 affects Wavlink Wl-wn533a8 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-39790?

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.

Does CVE-2024-39790 have an EU (EUVD) identifier?

Yes. CVE-2024-39790 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38382.

When was CVE-2024-39790 published?

CVE-2024-39790 was published on 2025-01-14 and last updated on 2026-06-17.

CVE-2024-39790

CVE-2024-39790 is a critical-severity vulnerability in Wavlink Wl-wn533a8 Firmware with a CVSS 3.x base score of 9.1. 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-15.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-38382
Weakness: CWE-15
Affected product: Wavlink Wl-wn533a8 Firmware
Published: 2025-01-14
Last modified: 2026-06-17

Description

Multiple external config control vulnerabilities exist in the nas.cgi set_ftp_cfg() functionality of Wavlink AC3000 M33A8.V5030.210505. A specially crafted HTTP request can lead to permission bypass. An attacker can make an authenticated HTTP request to trigger these vulnerabilities.A configuration injection vulnerability exists within the `ftp_max_sessions` POST parameter.

Frequently asked questions

What is CVE-2024-39790?: Multiple external config control vulnerabilities exist in the nas.cgi set_ftp_cfg() functionality of Wavlink AC3000 M33A8.V5030.210505. A specially crafted HTTP request can lead to permission bypass. An attacker can make an authenticated HTTP request to trigger these vulnerabilities.A configuration injection vulnerability exists within the `ftp_max_sessions` POST parameter.
How severe is CVE-2024-39790?: CVE-2024-39790 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-39790 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-39790?: CVE-2024-39790 affects Wavlink Wl-wn533a8 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-39790?: 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.
Does CVE-2024-39790 have an EU (EUVD) identifier?: Yes. CVE-2024-39790 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38382.
When was CVE-2024-39790 published?: CVE-2024-39790 was published on 2025-01-14 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:wavlink:wl-wn533a8_firmware:m33a8.v5030.210505:*:*:*:*:*:*:*

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