PT-2021-13107 · Google · Android

Published 2021-04-01 · Updated 2021-05-04 · CVE-2021-0430

Positive Technologies (AI Summary)

CVSS v2.0

10

Critical

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions: Android versions Android-10 through Android-11

Description: The issue is related to a missing bounds check in the rw mfc handle read op function of rw mfc.cc, which could lead to a possible out of bounds write. This could result in remote code execution via a malicious NFC packet with no additional execution privileges needed. User interaction is not needed for exploitation.

Recommendations: For Android versions Android-10 through Android-11, update to a version that includes the April security updates, as the vulnerability was patched in these updates. At the moment, there is no information about a newer version that contains a fix for this vulnerability, but applying the April security updates should resolve the issue.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

ASB-A-178725766

CVE-2021-0430

Affected Products

Android

References · 9

• https://osv.dev/vulnerability/CVE-2021-0430 · Vendor Advisory
• https://source.android.com/security/bulletin/2021-04-01 · Vendor Advisory
• https://osv.dev/vulnerability/ASB-A-178725766 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-0430 · Security Note
• https://android.googlesource.com/platform/system/nfc/+/02f7762236890ce05385ccd19bfaf9821cba9e2e · Note
• http://packetstormsecurity.com/files/162380/Android-NFC-Stack-Out-Of-Bounds-Write.html · Note
• https://t.me/cybersecuritytechnologies/3245 · Telegram Post
• https://t.me/true_secator/1613 · Telegram Post
• https://t.me/cvenotify/13372 · Telegram Post