CVE-2023-43583Network attack vector

Privileged information disclosure over network access

Published Dec 13, 2023 · Updated Sep 19, 2024

Cryptographic issues in Zoom mobile apps and SDKs before 5.16.0 allow remote authenticated users to disclose information over a network. Zoom has not published the affected cryptographic locus or how hard-coded credentials are used to expose information. High privileges are required, and the documented consequence is limited to reading confidential information without alteration or service interruption.

CVSS severity4.9
Medium
EPSS probability0.57%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Cryptographic issues in Zoom mobile apps and SDKs before 5.16.0 allow remote authenticated users to disclose information over a network. Zoom has not published the affected cryptographic locus or how hard-coded credentials are used to expose information. High privileges are required, and the documented consequence is limited to reading confidential information without alteration or service interruption.

The record

CVE
CVE-2023-43583
Published
Dec 13, 2023
Updated
Sep 19, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-798
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Dec 13, 2023CVE publishedPublication date reported by the CVE source.
  2. Sep 19, 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?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

4.9Zoom Video Communications, Inc.CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/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)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-798Use of Hard-coded Credentials

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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