OnCell G3470A-LTE Series: Authenticated Command Injection via sendTestEmail

published 2024-06-25 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-44244

cvss: 7.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 33%
public exploits: 0; none known

OnCell G3470A-LTE Series firmware versions v1.7.7 and prior have been identified as vulnerable due to missing bounds checking on buffer operations. An attacker could write past the boundaries of allocated buffer regions in memory, causing a program crash.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-06-25)

Exploit prediction

0.39% chance of exploitation in the next 30 days, higher than 33% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.1	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
NVD	3.1	8.2	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

Affected products

Moxa OnCell G3150A-LTE Series

Classification

Weakness

CWE-120 Buffer Copy without Checking Size of Input

References

moxa.com /en/support/product-support/security-advisory/mpsa-242550-oncell-g3470a-lte-series-multiple-web-application-vu
vendor-advisory

Sources

CVE List CVE-2024-4640
NVD CVE-2024-4640

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Summary