CVE-2021-39663 — Externally Controlled Reference to a Resource in Another Sphere in Packages Providers Mediaprovider

CWE-610 — Externally Controlled Reference to a Resource in Another Sphere5 documents5 sources
Severity
7.8HIGHNVD
EPSS
0.0%
top 98.64%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Platform Packages Providers MediaproviderGoogle Android
Timeline
PublishedFeb 11
Latest updateFeb 12

Description

In openFileAndEnforcePathPermissionsHelper of MediaProvider.java, there is a possible bypass of a permissions check due to a confused deputy. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10Android ID: A-200682135

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages3 packages

▶Androidplatform/packages_providers_mediaprovider10:0 — 10:2022-02-01
▶CVEListV5google/androidAndroid-10
▶NVDgoogle/android10.0

🔴Vulnerability Details

3
GHSA
GHSA-rjqw-hhpx-3vgm: In openFileAndEnforcePathPermissionsHelper of MediaProvider↗2022-02-12
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CVEList
CVE-2021-39663: In openFileAndEnforcePathPermissionsHelper of MediaProvider↗2022-02-11
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OSV
CVE-2021-39663: In openFileAndEnforcePathPermissionsHelper of MediaProvider↗2022-02-01
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📋Vendor Advisories

1
Android
CVE-2021-39663: Android Security Bulletin 2022-02-01 CVE: CVE-2021-39663 Severity: HIGH Type: EoP Affected AOSP versions: 10 References: A-200682135*↗2022-02-01
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CVE-2021-39663 — HIGH severity | cvebase