How severe is CVE-2024-3879?

CVE-2024-3879 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-3879 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-2024-3879?

CVE-2024-3879 affects Tenda W30e Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-3879?

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-2024-3879 have an EU (EUVD) identifier?

Yes. CVE-2024-3879 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-32447.

When was CVE-2024-3879 published?

CVE-2024-3879 was published on 2024-04-16 and last updated on 2026-06-17.

CVE-2024-3879

CVE-2024-3879 is a high-severity vulnerability in Tenda W30e 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-787.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 9.0
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-32447
Weakness: CWE-787
Affected product: Tenda W30e Firmware
Published: 2024-04-16
Last modified: 2026-06-17

Description

A vulnerability, which was classified as critical, was found in Tenda W30E 1.0.1.25(633). This affects the function formSetCfm of the file /goform/setcfm. The manipulation of the argument funcpara1 leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-260913 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2024-3879?: A vulnerability, which was classified as critical, was found in Tenda W30E 1.0.1.25(633). This affects the function formSetCfm of the file /goform/setcfm. The manipulation of the argument funcpara1 leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-260913 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2024-3879?: CVE-2024-3879 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-3879 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-2024-3879?: CVE-2024-3879 affects Tenda W30e Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-3879?: 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-2024-3879 have an EU (EUVD) identifier?: Yes. CVE-2024-3879 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-32447.
When was CVE-2024-3879 published?: CVE-2024-3879 was published on 2024-04-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:tenda:w30e_firmware:1.0.1.25\(633\):*:*:*:*:*:*:*

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