Sierra Wireless GX 440 devices with ALEOS firmware 4.3.2 allow Hayes AT command injection.

published 2017-04-10 9 y ago modified 2026-06-17 4 mo ago also EUVD-2016-6020

cvss: 8.8; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 3.4%; EPSS 3.4% chance of exploitation in 30 days, percentile 89%
public exploits: 0; none known

Exploit prediction

3.44% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

carvesystems.com https://carvesystems.com/sierra-wireless-2016-advisory.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.0	8.8	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	9.0	AV:N/AC:L/Au:S/C:C/I:C/A:C

Affected products

n/a Sierra Wireless GX 440 devices with ALEOS firmware 4.3.2

Classification

Weakness

CWE-77 Improper Neutralization of Special Elements used in a Command

References

carvesystems.com /sierra-wireless-2016-advisory.html
exploit, third-party-advisory

Sources

CVE List CVE-2016-5067
NVD CVE-2016-5067

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary