How severe is CVE-2023-36532?

CVE-2023-36532 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2023-36532 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-36532?

CVE-2023-36532 primarily affects Zoom Rooms. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-36532?

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

When was CVE-2023-36532 published?

CVE-2023-36532 was published on 2023-08-08 and last updated on 2026-06-17.

CVE-2023-36532

CVE-2023-36532 is a medium-severity vulnerability in Zoom Rooms with a CVSS 3.x base score of 5.9. 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-787.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Zoom Rooms
Published: 2023-08-08
Last modified: 2026-06-17

Description

Buffer overflow in Zoom Clients before 5.14.5 may allow an unauthenticated user to enable a denial of service via network access.

Frequently asked questions

What is CVE-2023-36532?: Buffer overflow in Zoom Clients before 5.14.5 may allow an unauthenticated user to enable a denial of service via network access.
How severe is CVE-2023-36532?: CVE-2023-36532 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2023-36532 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-36532?: CVE-2023-36532 primarily affects Zoom Rooms. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-36532?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-36532 published?: CVE-2023-36532 was published on 2023-08-08 and last updated on 2026-06-17.

References

https://explore.zoom.us/en/trust/security/security-bulletin/

Affected products (10)

cpe:2.3:a:zoom:rooms:*:*:*:*:*:android:*:*
cpe:2.3:a:zoom:rooms:*:*:*:*:*:ipad_os:*:*
cpe:2.3:a:zoom:rooms:*:*:*:*:*:macos:*:*
cpe:2.3:a:zoom:rooms:*:*:*:*:*:windows:*:*
cpe:2.3:a:zoom:virtual_desktop_infrastructure:*:*:*:*:*:*:*:*
cpe:2.3:a:zoom:zoom:*:*:*:*:*:android:*:*
cpe:2.3:a:zoom:zoom:*:*:*:*:*:iphone_os:*:*
cpe:2.3:a:zoom:zoom:*:*:*:*:*:linux:*:*
cpe:2.3:a:zoom:zoom:*:*:*:*:*:macos:*:*
cpe:2.3:a:zoom:zoom:*:*:*:*:*:windows:*:*

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