CVE-2023-34116Network attack vector

Privilege escalation via undisclosed command injection

Published Jul 11, 2023 · Updated Oct 22, 2024

OS command injection in Zoom Desktop Client for Windows before 5.15.0 allows remote attackers to escalate privileges via network access. Zoom maps the flaw to CWE-78 but has not disclosed the affected code locus, the untrusted input, or the command-building operation. Successful exploitation requires user interaction and can alter limited data or interrupt the client, without reported confidentiality impact.

CVSS severity8.2
High
EPSS probability0.96%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

OS command injection in Zoom Desktop Client for Windows before 5.15.0 allows remote attackers to escalate privileges via network access. Zoom maps the flaw to CWE-78 but has not disclosed the affected code locus, the untrusted input, or the command-building operation. Successful exploitation requires user interaction and can alter limited data or interrupt the client, without reported confidentiality impact.

The record

CVE
CVE-2023-34116
Published
Jul 11, 2023
Updated
Oct 22, 2024
Vendor
Zoom Video Communications, Inc.
Product
Zoom Workplace Desktop App
Classifications
CWE-78
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jul 11, 2023CVE publishedPublication date reported by the CVE source.
  2. Oct 22, 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=before 5.15.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Zoom Video Communications, Inc. · Zoom Workplace Desktop Appversion=before 5.15.0

Published CVSS scores

8.8NIST National Vulnerability DatabaseCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8.2Zoom Video Communications, Inc.CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:H

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)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

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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