CVE-2021-37174

A vulnerability has been identified in RUGGEDCOM ROX MX5000 (All versions < V2.14.1), RUGGEDCOM ROX RX1400 (All versions < V2.14.1), RUGGEDCOM ROX RX1500 (All versions < V2.14.1), RUGGEDCOM ROX RX1501 (All versions < V2.14.1), RUGGEDCOM ROX RX1510 (All versions < V2.14.1), RUGGEDCOM ROX RX1511 (All versions < V2.14.1), RUGGEDCOM ROX RX1512 (All versions < V2.14.1), RUGGEDCOM ROX RX1524 (All versions < V2.14.1), RUGGEDCOM ROX RX1536 (All versions < V2.14.1), RUGGEDCOM ROX RX5000 (All versions < V2.14.1). The affected devices have a privilege escalation vulnerability, if exploited, an attacker could gain root user access.

Published: 2021-09-14 Last update: 2026-06-17 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2021-37174 is rated Moderate Risk (57.4/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.16%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2021-37174

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-07-08 1.12% 1.16% +0.04%
2 2026-06-15 0.56% 1.12% +0.56%
3 2025-11-21 — 0.56% —

Full EPSS history (12 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2021-37174

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
8.8 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:L)
A normal user session is enough; they don’t have to be admin.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 2.8 5.9 [email protected]
9.0 2.0 HIGH
AV:N/AC:L/Au:S/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:S)
A single authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
 8.0 10.0 [email protected]

Weakness enumeration for CVE-2021-37174

Affected software / configurations for CVE-2021-37174

Vendor Product Version Raw CPE
siemens ruggedcom_rox_rx1400_firmware < 2.14.1 cpe:2.3:o:siemens:ruggedcom_rox_rx1400_firmware:*:*:*:*:*:*:*:*
siemens ruggedcom_rox_mx5000_firmware < 2.14.1 cpe:2.3:o:siemens:ruggedcom_rox_mx5000_firmware:*:*:*:*:*:*:*:*
siemens ruggedcom_rox_rx1500_firmware < 2.14.1 cpe:2.3:o:siemens:ruggedcom_rox_rx1500_firmware:*:*:*:*:*:*:*:*
siemens ruggedcom_rox_rx1501_firmware < 2.14.1 cpe:2.3:o:siemens:ruggedcom_rox_rx1501_firmware:*:*:*:*:*:*:*:*
siemens ruggedcom_rox_rx1510_firmware < 2.14.1 cpe:2.3:o:siemens:ruggedcom_rox_rx1510_firmware:*:*:*:*:*:*:*:*
siemens ruggedcom_rox_rx1511_firmware < 2.14.1 cpe:2.3:o:siemens:ruggedcom_rox_rx1511_firmware:*:*:*:*:*:*:*:*
siemens ruggedcom_rox_rx1512_firmware < 2.14.1 cpe:2.3:o:siemens:ruggedcom_rox_rx1512_firmware:*:*:*:*:*:*:*:*
siemens ruggedcom_rox_rx1524_firmware < 2.14.1 cpe:2.3:o:siemens:ruggedcom_rox_rx1524_firmware:*:*:*:*:*:*:*:*
siemens ruggedcom_rox_rx1536_firmware < 2.14.1 cpe:2.3:o:siemens:ruggedcom_rox_rx1536_firmware:*:*:*:*:*:*:*:*
siemens ruggedcom_rox_rx5000_firmware < 2.14.1 cpe:2.3:o:siemens:ruggedcom_rox_rx5000_firmware:*:*:*:*:*:*:*:*

References for CVE-2021-37174

cvelogic Threat Intelligence