What is CVE-2024-40084?

CVE-2024-40084 is a critical-severity vulnerability in Viloliving Vilo 5, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.6/10. Published 2024-10-21.

How severe is CVE-2024-40084?

Critical severity. CVSS v3 base score is 9.6 out of 10.

Is CVE-2024-40084 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Viloliving Vilo 5

CVE-2024-40084

A Buffer Overflow in the Boa webserver of Vilo 5 Mesh WiFi System <= 5.16.1.33 allows remote, unauthenticated attackers to execute arbitrary code via exceptionally long HTTP methods or paths.

Vulnerability class: Buffer Overflow

EPSS: 0.006 (45.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

Public proof-of-concept exploits

byu-cybersecurity-research/vilo

References

cve@mitre.org (Not Applicable)
cve@mitre.org (Third Party Advisory)

Frequently asked questions

What is CVE-2024-40084?: CVE-2024-40084 is a critical-severity vulnerability in Viloliving Vilo 5, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.6/10. Published 2024-10-21.
How severe is CVE-2024-40084?: Critical severity. CVSS v3 base score is 9.6 out of 10.
Is CVE-2024-40084 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.