CVE-2021-25431

Unauthorized access to restricted application functions

Published Jul 8, 2021 · Updated Aug 3, 2024

Improper access control in Samsung Cameralyzer before 3.2.1041, 3.3.1040, and 3.4.4210 allows attackers to access functions via a malicious app. Samsung has not disclosed which function is exposed or which access-control operation accepts the untrusted call. Exploitation requires an attacker-controlled application on an affected Samsung Android device; the documented consequence is limited to unauthorized function access.

CVSS severity5.5
Medium
EPSS probability0.20%
Next 30 days · Sep 17, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper access control in Samsung Cameralyzer before 3.2.1041, 3.3.1040, and 3.4.4210 allows attackers to access functions via a malicious app. Samsung has not disclosed which function is exposed or which access-control operation accepts the untrusted call. Exploitation requires an attacker-controlled application on an affected Samsung Android device; the documented consequence is limited to unauthorized function access.

The record

CVE
CVE-2021-25431
Published
Jul 8, 2021
Updated
Aug 3, 2024
Vendor
Samsung Electronics Co., Ltd.
Product
Cameralyzer
Classifications
CWE-284
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Jul 8, 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=- <3.2.1041 in 3.2.x, 3.3.1040 in 3.3.x, and 3.4.4210 in 3.4.x

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Samsung Electronics Co., Ltd. · Cameralyzerversion=- <3.2.1041 in 3.2.x, 3.3.1040 in 3.3.x, and 3.4.4210 in 3.4.x

Published CVSS scores

5.5NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
2.1NIST NVDAV:L/AC:L/Au:N/C:N/I:P/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 11, 2026Sep 17, 2026
Latest reporting daySep 17, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-284Improper Access Control

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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