CVE-2021-25367Network attack vector

Unauthorized local-file access

Published Mar 25, 2021 · Updated Aug 3, 2024

Path traversal in Samsung Notes before 4.2.00.22 allows attackers to access local files without permission via unspecified vectors. Samsung has not disclosed the affected component or the path-validation error that lets input escape its intended directory. The published CVSS assessment requires prior privileges and user interaction; impact is limited to unauthorized local-file access.

CVSS severity3.7
Low
EPSS probability0.58%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Path traversal in Samsung Notes before 4.2.00.22 allows attackers to access local files without permission via unspecified vectors. Samsung has not disclosed the affected component or the path-validation error that lets input escape its intended directory. The published CVSS assessment requires prior privileges and user interaction; impact is limited to unauthorized local-file access.

The record

CVE
CVE-2021-25367
Published
Mar 25, 2021
Updated
Aug 3, 2024
Vendor
Samsung Electronics Co., Ltd.
Product
Samsung Notes
Classifications
CWE-22, T1533
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Mar 25, 2021CVE publishedPublication date reported by the CVE source.
  2. Aug 3, 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?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=unspecified <4.2.00.22

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Samsung Electronics Co., Ltd. · Samsung Notesversion=unspecified <4.2.00.22

Published CVSS scores

3.7Samsung MobileCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N
5.5NIST NVDAV:N/AC:L/Au:S/C:P/I:P/A:N
5.4NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/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)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
T1533Data 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

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo