CVE-2022-25833

Local IMSI disclosure via improper permission check

Published Apr 11, 2022 · Updated Aug 3, 2024

Improper authentication in ImsService on Samsung Mobile Devices before SMR Apr-2022 Release 1 allows local users to read the IMSI. ImsService's permission check fails to enforce READ_PRIVILEGED_PHONE_STATE before returning the subscriber identifier. A low-privileged local application can obtain the IMSI without user interaction; no integrity or availability impact is reported.

CVSS severity3.3
Low
EPSS probability0.11%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper authentication in ImsService on Samsung Mobile Devices before SMR Apr-2022 Release 1 allows local users to read the IMSI. ImsService's permission check fails to enforce READ_PRIVILEGED_PHONE_STATE before returning the subscriber identifier. A low-privileged local application can obtain the IMSI without user interaction; no integrity or availability impact is reported.

The record

CVE
CVE-2022-25833
Published
Apr 11, 2022
Updated
Aug 3, 2024
Vendor
Samsung Electronics Co., Ltd.
Product
Samsung Mobile Devices
Classifications
CWE-287, T1005
Attack vector
local
Privileges
Unavailable

Timeline

How it unfolded

  1. Apr 11, 2022CVE 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=Q(10), R(11) <SMR Apr-2022 Release 1

What conditions does exploitation require?

Attack vectorlocal
Required privilegesUnavailable in this record.

What is affected?

Samsung Electronics Co., Ltd. · Samsung Mobile Devicesversion=Q(10), R(11) <SMR Apr-2022 Release 1

Published CVSS scores

2.1NIST NVDAV:L/AC:L/Au:N/C:P/I:N/A:N
3.3Samsung MobileCVSS: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
PrivilegesUnavailable
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-287Improper Authentication
T1005Data 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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