Cyber Resilience

CVE-2023-31530

HighPublic PoCRCE

Published: 11 May 2023

Published
11 May 2023
Modified
27 January 2025
KEV Added
Patch
CVSS Score v3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.1187 93.9th percentile
Risk Priority 25 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-31530 is a high-severity Command Injection (CWE-77) vulnerability in Motorola Cx2L Firmware. Its CVSS base score is 8.8 (High).

Operationally, ranked in the top 6.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

Deeper analysis

Motorola CX2L Router version 1.0.1 contains a command injection vulnerability, tracked as CVE-2023-31530 and assigned CWE-77, that affects the smartqos_priority_devices parameter. The flaw received a CVSS 3.1 score of 8.8, reflecting network attack vector, low attack complexity, and low required privileges without user interaction, resulting in high impact to confidentiality, integrity, and availability.

An authenticated attacker with network access can supply crafted input to the affected parameter and execute arbitrary commands on the device, enabling full compromise of the router's configuration and traffic handling.

The two provided references point to the same public GitHub repository containing proof-of-concept material for the issue, but contain no vendor advisory, patch information, or mitigation guidance. The associated EPSS score has remained flat at 0.1187 with no material increase since disclosure.

EU & UK References

Vulnerability details

Motorola CX2L Router 1.0.1 was discovered to contain a command injection vulnerability via the smartqos_priority_devices parameter.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

motorola
cx2l firmware
1.0.1

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References