SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-27389

Inadequate encryption strength vulnerability in CONPROSYS IoT Gateway products allows a remote authenticated attacker with an administrative privilege to apply a specially crafted Firmware update file, alter the information, cause a denial-of-service…

HIGH 7.2EPSS 0.52%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.52%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Inadequate encryption strength vulnerability in CONPROSYS IoT Gateway products allows a remote authenticated attacker with an administrative privilege to apply a specially crafted Firmware update file, alter the information, cause a denial-of-service (DoS) condition, and/or execute arbitrary code. The affected products and versions are as follows: M2M Gateway with the firmware Ver.3.7.10 and earlier (CPS-MG341-ADSC1-111, CPS-MG341-ADSC1-931, CPS-MG341G-ADSC1-111, CPS-MG341G-ADSC1-930, and CPS-MG341G5-ADSC1-931), M2M Controller Integrated Type with firmware Ver.3.7.6 and earlier versions (CPS-MC341-ADSC1-111, CPS-MC341-ADSC1-931, CPS-MC341-ADSC2-111, CPS-MC341G-ADSC1-110, CPS-MC341Q-ADSC1-111, CPS-MC341-DS1-111, CPS-MC341-DS11-111, CPS-MC341-DS2-911, and CPS-MC341-A1-111), and M2M Controller Configurable Type with firmware Ver.3.8.8 and earlier versions (CPS-MCS341-DS1-111, CPS-MCS341-DS1-131, CPS-MCS341G-DS1-130, CPS-MCS341G5-DS1-130, and CPS-MCS341Q-DS1-131).

CVSS 3.1
7.2 HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS
0.52% probability · 43th percentile
CISA KEV
Not listed
Weakness
CWE-326
Affected
contec/cps-mg341-adsc1-111 firmware · contec/cps-mg341-adsc1-931 firmware · contec/cps-mg341g-adsc1-111 firmware · contec/cps-mg341g-adsc1-930 firmware · contec/cps-mg341g5-adsc1-931 firmware · contec/cps-mc341-adsc1-111 firmware · contec/cps-mc341-adsc1-931 firmware · contec/cps-mc341-adsc2-111 firmware · contec/cps-mc341g-adsc1-110 firmware · contec/cps-mc341q-adsc1-111 firmware · contec/cps-mc341-ds1-111 firmware · contec/cps-mc341-ds11-111 firmware · contec/cps-mc341-ds2-911 firmware · contec/cps-mc341-a1-111 firmware · contec/cps-mcs341-ds1-111 firmware · contec/cps-mcs341-ds1-131 firmware · contec/cps-mcs341g-ds1-130 firmware · contec/cps-mcs341g5-ds1-130 firmware · contec/cps-mcs341q-ds1-131 firmware
Source
vultures@jpcert.or.jp

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