CVE-2023-21463

Secret Mode disclosure via retained temporary files

Published Mar 16, 2023 · Updated Aug 2, 2024

Improper access control in Samsung MyFiles allows local users to read Samsung Internet Secret Mode data from temporary files. Affected releases before 12.2.09.0 on Android 11, 13.1.03.501 on Android 12, and 14.1.03.0 on Android 13 retain temporary files instead of deleting them. Exploitation requires local access and unspecified specific conditions, and the published consequence is limited to disclosure of that sensitive information.

CVSS severity4.0
Medium
EPSS probability0.15%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper access control in Samsung MyFiles allows local users to read Samsung Internet Secret Mode data from temporary files. Affected releases before 12.2.09.0 on Android 11, 13.1.03.501 on Android 12, and 14.1.03.0 on Android 13 retain temporary files instead of deleting them. Exploitation requires local access and unspecified specific conditions, and the published consequence is limited to disclosure of that sensitive information.

The record

CVE
CVE-2023-21463
Published
Mar 16, 2023
Updated
Aug 2, 2024
Vendor
Samsung Electronics
Product
Samsung My Files
Classifications
CWE-284, T1533
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Mar 16, 2023CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 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=unspecified <12.2.09.0 in Android 11, 13.1.03.501 in Android12 and 14.1.03.0 in Android 13

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

Samsung Electronics · Samsung My Filesversion=unspecified <12.2.09.0 in Android 11, 13.1.03.501 in Android12 and 14.1.03.0 in Android 13

Published CVSS scores

3.3NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
4.0Samsung MobileCVSS:3.1/AV:L/AC:L/PR:N/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.

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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
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-284Improper Access Control
T1533Data from Local System

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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