How severe is CVE-2023-39801?

CVE-2023-39801 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2023-39801 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-39801?

CVE-2023-39801 affects Renault Easy Link. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-39801?

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

When was CVE-2023-39801 published?

CVE-2023-39801 was published on 2023-08-24 and last updated on 2026-06-17.

CVE-2023-39801

CVE-2023-39801 is a medium-severity vulnerability in Renault Easy Link with a CVSS 3.x base score of 4.6. 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-755.

Key facts

Severity: Medium (CVSS 3.x base score 4.6)
EPSS exploit prediction: 0% (32nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-755
Affected product: Renault Easy Link
Published: 2023-08-24
Last modified: 2026-06-17

Description

A lack of exception handling in the Renault Easy Link Multimedia System Software Version 283C35519R allows attackers to cause a Denial of Service (DoS) via supplying crafted WMA files when connecting a device to the vehicle's USB plug and play feature.

Frequently asked questions

What is CVE-2023-39801?: A lack of exception handling in the Renault Easy Link Multimedia System Software Version 283C35519R allows attackers to cause a Denial of Service (DoS) via supplying crafted WMA files when connecting a device to the vehicle's USB plug and play feature.
How severe is CVE-2023-39801?: CVE-2023-39801 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2023-39801 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-39801?: CVE-2023-39801 affects Renault Easy Link. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-39801?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-39801 published?: CVE-2023-39801 was published on 2023-08-24 and last updated on 2026-06-17.

References

https://github.com/zj3t/Automotive-vulnerabilities/blob/main/RENAULT/ZOE_EV_2021/Vuln%232/README.md

Affected products (1)

cpe:2.3:a:renault:easy_link:283c35519r:*:*:*:*:*:*:*

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