CVE-2024-20834

MAC address disclosure via missing permission enforcement

Published Mar 5, 2024 · Updated Aug 1, 2024

Sensitive information exposure in Samsung Mobile Devices before SMR Mar-2024 Release 1 allows local users to read the device MAC address. WlanTest exposes the MAC address without enforcing the permission that should protect access; Samsung has not disclosed the affected function or interface. A low-privileged local application or user context is required, and the reported consequence is limited to disclosure of the MAC address.

CVSS severity3.3
Low
EPSS probability0.14%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Sensitive information exposure in Samsung Mobile Devices before SMR Mar-2024 Release 1 allows local users to read the device MAC address. WlanTest exposes the MAC address without enforcing the permission that should protect access; Samsung has not disclosed the affected function or interface. A low-privileged local application or user context is required, and the reported consequence is limited to disclosure of the MAC address.

The record

CVE
CVE-2024-20834
Published
Mar 5, 2024
Updated
Aug 1, 2024
Vendor
Samsung Electronics Co., Ltd.
Product
Samsung Mobile Devices
Classifications
CWE-927, T1016
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Mar 5, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 1, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Affected versions are unavailable in this record. Check the vendor advisory for version and patch details.

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Samsung Electronics Co., Ltd. · Samsung Mobile DevicesAffected versions are unavailable in this record.

Published CVSS scores

3.3NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
3.3Samsung MobileCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/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)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-927Use of Implicit Intent for Sensitive Communication
T1016System Network Configuration Discovery

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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