CVE-2021-25398

Contact disclosure via undisclosed intent redirection

Published Jun 11, 2021 · Updated Aug 3, 2024

Intent redirection in Samsung Electronics Bixby Voice before 3.1.12 allows local users to read contacts through the application. Samsung identifies the affected locus only as Bixby Voice and has not published the intent-handling component or unsafe redirection operation. Local, low-privilege access is required, and the reported consequence is limited to reading the device's contacts.

CVSS severity3.3
Low
EPSS probability0.24%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Intent redirection in Samsung Electronics Bixby Voice before 3.1.12 allows local users to read contacts through the application. Samsung identifies the affected locus only as Bixby Voice and has not published the intent-handling component or unsafe redirection operation. Local, low-privilege access is required, and the reported consequence is limited to reading the device's contacts.

The record

CVE
CVE-2021-25398
Published
Jun 11, 2021
Updated
Aug 3, 2024
Vendor
Samsung Electronics
Product
Bixby Voice
Classifications
CWE-561, T1636.003
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Jun 11, 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

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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 <3.1.12

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Samsung Electronics · Bixby Voiceversion=unspecified <3.1.12

Published CVSS scores

2.1NIST NVDAV:L/AC:L/Au:N/C:P/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 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-561Dead Code
T1636.003Protected User Data: Contact List

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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