PT-2021-13119 · Google · Android

Published 2021-04-01 · Updated 2021-04-16 · CVE-2021-0443

Positive Technologies (AI Summary)

CVSS v3.1

4.7

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: Android versions 8.1 through 11

Description: The issue is related to a race condition in several functions of ScreenshotHelper.java and related files. This could lead to local information disclosure across user profiles with no additional execution privileges needed. User interaction is required for exploitation.

Recommendations: For Android versions 8.1 through 11, consider restricting access to screenshot functionality until a patch is available. As a temporary workaround, avoid using the screenshot feature in multi-user environments to minimize the risk of local information disclosure. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Race Condition

Weakness Enumeration

CWE-362

Related Identifiers

ASB-A-170474245

CVE-2021-0443

Affected Products

Android

References · 7

• https://source.android.com/security/bulletin/2021-04-01 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-0443 · Security Note
• https://osv.dev/vulnerability/CVE-2021-0443 · Vendor Advisory
• https://osv.dev/vulnerability/ASB-A-170474245 · Vendor Advisory
• https://t.me/cvenotify/13173 · Telegram Post
• https://android.googlesource.com/platform/frameworks/base/+/02d2eb5204eecfeba7aeb24f3abce9e2e9bba9f0 · Note
• https://t.me/cvenotify/13367 · Telegram Post