How severe is CVE-2023-39288?

CVE-2023-39288 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability low.

Is CVE-2023-39288 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-39288?

CVE-2023-39288 affects Mitel Mivoice Connect. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-39288?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-39288 published?

CVE-2023-39288 was published on 2023-08-25 and last updated on 2026-06-17.

CVE-2023-39288

CVE-2023-39288 is a medium-severity vulnerability in Mitel Mivoice Connect with a CVSS 3.x base score of 5.5. 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-88.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-88
Affected product: Mitel Mivoice Connect
Published: 2023-08-25
Last modified: 2026-06-17

Description

A vulnerability in the Connect Mobility Router component of Mitel MiVoice Connect through 9.6.2304.102 could allow an authenticated attacker with elevated privileges and internal network access to conduct a command argument injection due to insufficient parameter sanitization. A successful exploit could allow an attacker to access network information and to generate excessive network traffic.

Frequently asked questions

What is CVE-2023-39288?: A vulnerability in the Connect Mobility Router component of Mitel MiVoice Connect through 9.6.2304.102 could allow an authenticated attacker with elevated privileges and internal network access to conduct a command argument injection due to insufficient parameter sanitization. A successful exploit could allow an attacker to access network information and to generate excessive network traffic.
How severe is CVE-2023-39288?: CVE-2023-39288 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability low.
Is CVE-2023-39288 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-39288?: CVE-2023-39288 affects Mitel Mivoice Connect. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-39288?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-39288 published?: CVE-2023-39288 was published on 2023-08-25 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:mitel:mivoice_connect:*:*:*:*:*:*:*:*

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