How severe is CVE-2024-40091?

CVE-2024-40091 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over an adjacent network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2024-40091 being actively exploited?

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

What products are affected by CVE-2024-40091?

CVE-2024-40091 affects Viloliving Vilo 5 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-40091?

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

Does CVE-2024-40091 have an EU (EUVD) identifier?

Yes. CVE-2024-40091 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38413.

When was CVE-2024-40091 published?

CVE-2024-40091 was published on 2024-10-21 and last updated on 2026-07-05.

CVE-2024-40091

CVE-2024-40091 is a medium-severity vulnerability in Viloliving Vilo 5 Firmware with a CVSS 3.x base score of 5.3. 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-306.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-38413
Weakness: CWE-306
Affected product: Viloliving Vilo 5 Firmware
Published: 2024-10-21
Last modified: 2026-07-05

Description

Vilo 5 Mesh WiFi System <= 5.16.1.33 lacks authentication in the Boa webserver, which allows remote, unauthenticated attackers to retrieve logs with sensitive system.

Frequently asked questions

What is CVE-2024-40091?: Vilo 5 Mesh WiFi System <= 5.16.1.33 lacks authentication in the Boa webserver, which allows remote, unauthenticated attackers to retrieve logs with sensitive system.
How severe is CVE-2024-40091?: CVE-2024-40091 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over an adjacent network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2024-40091 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-40091?: CVE-2024-40091 affects Viloliving Vilo 5 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-40091?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-40091 have an EU (EUVD) identifier?: Yes. CVE-2024-40091 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38413.
When was CVE-2024-40091 published?: CVE-2024-40091 was published on 2024-10-21 and last updated on 2026-07-05.

References

https://github.com/byu-cybersecurity-research/vilo/blob/main/vulns/CVE-2024-40091.md

EU advisories (EUVD)

http://vilo.com

Affected products (1)

cpe:2.3:o:viloliving:vilo_5_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Viloliving Vilo 5 Firmware

CVE-2024-40087 — Critical (CVSS 9.6): Vilo 5 Mesh WiFi System <= 5.16.1.33 is vulnerable to Insecure Permissions. Lack of authentication in the custom TCP…
CVE-2024-40084 — Critical (CVSS 9.6): A Buffer Overflow in the Boa webserver of Vilo 5 Mesh WiFi System <= 5.16.1.33 allows remote, unauthenticated attackers…
CVE-2024-40089 — Critical (CVSS 9.1): A Command Injection vulnerability in Vilo 5 Mesh WiFi System <= 5.16.1.33 allows remote, authenticated attackers to…
CVE-2024-40088 — Medium (CVSS 5.3): A Directory Traversal vulnerability in the Boa webserver of Vilo 5 Mesh WiFi System <= 5.16.1.33 allows remote,…
CVE-2024-40090 — Medium (CVSS 4.3): Vilo 5 Mesh WiFi System <= 5.16.1.33 is vulnerable to Information Disclosure. An information leak in the Boa webserver…

All CVEs affecting Viloliving Vilo 5 Firmware →

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