CVE-2023-29727Public exploit

Privacy-setting deletion via exposed content provider

Published May 30, 2023 · Updated Jan 13, 2025

Improper access control in Call Blocker 6.6.3 for Android allows local users to delete privacy-setting data through an exposed provider. The com.cuiet.blockCalls.ContProvBlockCalls content provider accepts unauthorized ContentResolver delete requests against tbBlackList. A malicious application installed on the same device can erase blacklist records and disrupt Call Blocker's privacy-related behavior.

CVSS severity9.8
Critical
EPSS probability1.21%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper access control in Call Blocker 6.6.3 for Android allows local users to delete privacy-setting data through an exposed provider. The com.cuiet.blockCalls.ContProvBlockCalls content provider accepts unauthorized ContentResolver delete requests against tbBlackList. A malicious application installed on the same device can erase blacklist records and disrupt Call Blocker's privacy-related behavior.

The record

CVE
CVE-2023-29727
Published
May 30, 2023
Updated
Jan 13, 2025
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-922, T1485
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. May 30, 2023CVE publishedPublication date reported by the CVE source.
  2. Jan 13, 2025Record 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 buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

9.8CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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.

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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
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-922Insecure Storage of Sensitive Information
T1485Data Destruction

Public exploit references

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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