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CVE-2025-27440

Zoom Workplace vulnerability

8.5 HIGHEPSS 0.45%
  1. Published11 Mar 2025

Description

Heap overflow in some Zoom Workplace Apps may allow an authenticated user to conduct an escalation of privilege via network access.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityHigh
Privileges requiredLow
User interactionNone
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

Affected products

Zoom Meeting Software Development Kit< 6.3.0
Zoom Rooms< 6.3.0
Zoom Rooms Controller< 6.3.0
Zoom Workplace< 6.3.0
Zoom Workplace Desktop< 6.3.0
Zoom Workplace Virtual Desktop Infrastructure≥ 6.1.17 < 6.2.12 · < 6.1.16

Remediation

Fixed in
Zoom Meeting Software Development Kit≥ 6.3.0
Zoom Rooms≥ 6.3.0
Zoom Rooms Controller≥ 6.3.0
Zoom Workplace≥ 6.3.0
Zoom Workplace Desktop≥ 6.3.0
Zoom Workplace Virtual Desktop Infrastructure≥ 6.2.12

References

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Frequently asked

Is CVE-2025-27440 being actively exploited?

CVE-2025-27440 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.45%.

How severe is CVE-2025-27440?

CVE-2025-27440 has a CVSS 3.1 base score of 8.5, rated high. EPSS estimates a 0.45% probability of exploitation.

Which products are affected by CVE-2025-27440?

Affected products include Zoom Meeting Software Development Kit, Zoom Rooms, Zoom Rooms Controller, Zoom Workplace, Zoom Workplace Desktop, and 1 more.

How do I fix CVE-2025-27440?

Upgrade affected software to a fixed version, for example Zoom Meeting Software Development Kit 6.3.0, Zoom Rooms 6.3.0, Zoom Rooms Controller 6.3.0 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-27440 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.