How severe is CVE-2024-39821?

CVE-2024-39821 has a CVSS 3.x base score of 6.6, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2024-39821 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-39821?

CVE-2024-39821 primarily affects Zoom Rooms. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-39821?

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

Does CVE-2024-39821 have an EU (EUVD) identifier?

Yes. CVE-2024-39821 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38250.

When was CVE-2024-39821 published?

CVE-2024-39821 was published on 2024-07-15 and last updated on 2026-06-17.

CVE-2024-39821

CVE-2024-39821 is a medium-severity vulnerability in Zoom Rooms with a CVSS 3.x base score of 6.6. 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-367.

Key facts

Severity: Medium (CVSS 3.x base score 6.6)
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-38250
Weakness: CWE-367
Affected product: Zoom Rooms
Published: 2024-07-15
Last modified: 2026-06-17

Description

Race condition in the installer for Zoom Workplace App for Windows and Zoom Rooms App for Windows may allow an authenticated user to conduct a denial of service via local access.

Frequently asked questions

What is CVE-2024-39821?: Race condition in the installer for Zoom Workplace App for Windows and Zoom Rooms App for Windows may allow an authenticated user to conduct a denial of service via local access.
How severe is CVE-2024-39821?: CVE-2024-39821 has a CVSS 3.x base score of 6.6, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2024-39821 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-39821?: CVE-2024-39821 primarily affects Zoom Rooms. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-39821?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-39821 have an EU (EUVD) identifier?: Yes. CVE-2024-39821 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38250.
When was CVE-2024-39821 published?: CVE-2024-39821 was published on 2024-07-15 and last updated on 2026-06-17.

References

https://www.zoom.com/en/trust/security-bulletin/zsb-24028

Affected products (2)

cpe:2.3:a:zoom:rooms:*:*:*:*:*:windows:*:*
cpe:2.3:a:zoom:workplace_desktop:*:*:*:*:*:windows:*:*

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