CVE-2021-0404

System-privileged local information disclosure

Published Feb 26, 2021 · Updated Aug 3, 2024

Improper input validation in mobile_log_d in Google Cloud Android 11 allows local users to disclose information with System privileges. The published record identifies mobile_log_d as the affected locus but does not disclose the accepted input, validation error, or exposed data. Exploitation requires local access and System execution privileges, needs no user interaction, and has no reported integrity or availability impact.

CVSS severity4.4
Medium
EPSS probability0.13%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper input validation in mobile_log_d in Google Cloud Android 11 allows local users to disclose information with System privileges. The published record identifies mobile_log_d as the affected locus but does not disclose the accepted input, validation error, or exposed data. Exploitation requires local access and System execution privileges, needs no user interaction, and has no reported integrity or availability impact.

The record

CVE
CVE-2021-0404
Published
Feb 26, 2021
Updated
Aug 3, 2024
Vendor
Google Cloud
Product
Android
Classifications
CWE-20
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Feb 26, 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=Android-11

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

Google Cloud · Androidversion=Android-11

Published CVSS scores

4.4NIST NVDCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
2.1NIST NVDAV:L/AC:L/Au:N/C:P/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.

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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
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-20Improper Input Validation

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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