PT-2021-13327 · Google · Android

Published 2021-10-01 · Updated 2021-10-26 · CVE-2021-0703

Positive Technologies (AI Summary)

CVSS v2.0

7.2

High

Base vector

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

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

Description The issue is related to a possible use after free due to incorrect shared ptr usage in SecondStageMain of init.cpp. This could lead to local escalation of privilege if the attacker has physical access to the device, with no additional execution privileges needed. User interaction is not needed for exploitation.

Recommendations For Android version Android-11, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

ASB-A-184569329

CVE-2021-0703

Affected Products

Android

References · 6

• https://source.android.com/security/bulletin/2021-10-01 · Vendor Advisory
• https://osv.dev/vulnerability/ASB-A-184569329 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-0703 · Security Note
• https://osv.dev/vulnerability/CVE-2021-0703 · Vendor Advisory
• https://t.me/cibsecurity/31044 · Telegram Post
• https://android.googlesource.com/platform/system/core/+/9792338c6c2b899ff708e4938e93d8e429d50442 · Note