CVE-2023-30735

Local backup-data disclosure via unpreserved permissions

Published Oct 4, 2023 · Updated Sep 19, 2024

Improper permission preservation in Samsung Electronics S Assistant before 8.7 allows local users to read application backup data. Samsung has not published which backup operation or storage locus fails to preserve restrictive permissions. Exploitation requires local access, and the reported consequence is confined to disclosure of S Assistant backup data.

CVSS severity5.1
Medium
EPSS probability0.13%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper permission preservation in Samsung Electronics S Assistant before 8.7 allows local users to read application backup data. Samsung has not published which backup operation or storage locus fails to preserve restrictive permissions. Exploitation requires local access, and the reported consequence is confined to disclosure of S Assistant backup data.

The record

CVE
CVE-2023-30735
Published
Oct 4, 2023
Updated
Sep 19, 2024
Vendor
Samsung Electronics
Product
S Assistant
Classifications
CWE-281, T1005
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Oct 4, 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 versions are unavailable in this record. Check the vendor advisory for version and patch details.

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

Samsung Electronics · S AssistantAffected versions are unavailable in this record.

Published CVSS scores

5.1Samsung MobileCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
3.3NIST NVDCVSS: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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-281Improper Preservation of Permissions
T1005Data from Local System

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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