PT-2021-13142 · Google · Android

Published 2021-05-01 · Updated 2021-06-15 · CVE-2021-0487

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: Android versions Android-11

Description: The issue allows for the export of calendar data to the sdcard without user consent due to a tapjacking/overlay attack. This could lead to local escalation of privilege with User execution privileges needed. No user interaction is required for exploitation.

Recommendations: For Android version Android-11, consider restricting access to the calendar data to minimize the risk of exploitation until a patch is available. As a temporary workaround, avoid using the affected CalendarDebugActivity.java functionality until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Clickjacking

Weakness Enumeration

CWE-1021

Related Identifiers

ASB-A-174046397

CVE-2021-0487

Affected Products

Android

References · 5

• https://osv.dev/vulnerability/CVE-2021-0487 · Vendor Advisory
• https://osv.dev/vulnerability/ASB-A-174046397 · Vendor Advisory
• https://source.android.com/security/bulletin/2021-05-01 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-0487 · Security Note
• https://android.googlesource.com/platform/packages/providers/CalendarProvider/+/8cddb2643dd823721ba5c897a089d06c56b50a60 · Note