CVE-2024-27247

Local privilege escalation by privileged users

Published Apr 9, 2024 · Updated Sep 20, 2024

Improper signature verification in Zoom Desktop Client for macOS before 5.17.10 allows local users with high privileges to escalate privileges. Zoom has not published the affected installer component or how it fails to verify a cryptographic signature. Exploitation requires high local privileges and user interaction and can alter data across a security boundary, with no reported disclosure or service interruption.

CVSS severity5.5
Medium
EPSS probability0.12%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper signature verification in Zoom Desktop Client for macOS before 5.17.10 allows local users with high privileges to escalate privileges. Zoom has not published the affected installer component or how it fails to verify a cryptographic signature. Exploitation requires high local privileges and user interaction and can alter data across a security boundary, with no reported disclosure or service interruption.

The record

CVE
CVE-2024-27247
Published
Apr 9, 2024
Updated
Sep 20, 2024
Vendor
Zoom Video Communications, Inc.
Product
Zoom Workplace
Classifications
CWE-347, T1068
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Apr 9, 2024CVE publishedPublication date reported by the CVE source.
  2. Sep 20, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <5.17.0

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

Zoom Video Communications, Inc. · Zoom Workplaceversion=0 <5.17.0
Zoom Video Communications, Inc. · Zoom Workplace for Macversion=before version 5.17.10

Published CVSS scores

6.7NIST National Vulnerability DatabaseCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
5.5Zoom Video Communications, Inc.CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:N/I:H/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-347Improper Verification of Cryptographic Signature
T1068Exploitation for Privilege Escalation

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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