CVE-2022-20338 | BDVDB-2026-182177 Detail

Android

Description#

In HierarchicalUri.readFrom of Uri.java, there is a possible way to craft a malformed Uri object due to improper input validation. This could lead to a local escalation of privilege, preventing processes from validating URIs correctly, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12LAndroid ID: A-171966843

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact low, availability impact none. Attack vector: local.

Weaknesses#

CWE-20 Improper Input Validation

References#

https://source.android.com/security/bulletin/2023-05-01

Exploit#

No public exploit known

History#

Version 12022-08-11Record published in the CVE List.
Version 22026-03-06Most recent update recorded in the CVE List.

Published

Published: 2022-08-11
Last modified: 2026-03-06

Vendor information

Vendor: Not stated
Product: Android

Score

3.3 Low

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 13.0.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Improper Input Validation

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
Android-11 Android-12 Android-12L
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

3.3 Low

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Metric breakdown
Attack Vector	Local
Attack Complexity	Low
Privileges Required	Low
User Interaction	None
Scope	Unchanged
Confidentiality	None
Integrity	Low
Availability	None

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).