SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-11422

Any commands (including device reboot, configuration download or upload, or firmware upgrade) are accepted and executed by the device without authentication.

CRITICAL 9.8EPSS 1.02%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.02%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Moxa OnCell G3100-HSPA Series version 1.6 Build 17100315 and prior use a proprietary configuration protocol that does not provide confidentiality, integrity, and authenticity security controls. All information is sent in plain text, and can be intercepted and modified. Any commands (including device reboot, configuration download or upload, or firmware upgrade) are accepted and executed by the device without authentication.

CVSS 3.0
9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
1.02% probability · 62th percentile
CISA KEV
Not listed
Weakness
CWE-319
Affected
moxa/oncell g3150-hspa firmware · moxa/oncell g3150-hspa-t firmware
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.