How severe is CVE-2023-31529?

CVE-2023-31529 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-31529 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-31529?

CVE-2023-31529 affects Motorola Cx2l Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-31529?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-31529 published?

CVE-2023-31529 was published on 2023-05-11 and last updated on 2026-06-17.

CVE-2023-31529

CVE-2023-31529 is a high-severity vulnerability in Motorola Cx2l Firmware with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-77.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 2% (82nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-77
Affected product: Motorola Cx2l Firmware
Published: 2023-05-11
Last modified: 2026-06-17

Description

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

Frequently asked questions

What is CVE-2023-31529?: Motorola CX2L Router 1.0.1 was discovered to contain a command injection vulnerability via the system_time_timezone parameter.
How severe is CVE-2023-31529?: CVE-2023-31529 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-31529 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-31529?: CVE-2023-31529 affects Motorola Cx2l Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-31529?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-31529 published?: CVE-2023-31529 was published on 2023-05-11 and last updated on 2026-06-17.

References

https://github.com/leetsun/IoT/tree/main/Motorola-CX2L/CI1

Affected products (1)

cpe:2.3:o:motorola:cx2l_firmware:1.0.1:*:*:*:*:*:*:*

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CVE-2023-31528 — High (CVSS 8.8): Motorola CX2L Router 1.0.1 was discovered to contain a command injection vulnerability via the staticroute_list…
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